숫자 20912880
소인수분해
소인수분해 | 2 * 2 * 2 * 2 * 3 * 5 * 79 * 1103 |
약수 | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1103, 1185, 1264, 1580, 1896, 2206, 2370, 3160, 3309, 3792, 4412, 4740, 5515, 6320, 6618, 8824, 9480, 11030, 13236, 16545, 17648, 18960, 22060, 26472, 33090, 44120, 52944, 66180, 87137, 88240, 132360, 174274, 261411, 264720, 348548, 435685, 522822, 697096, 871370, 1045644, 1307055, 1394192, 1742740, 2091288, 2614110, 3485480, 4182576, 5228220, 6970960, 10456440, 20912880 |
약수의 개수 | 80 |
약수의 합 | 65710080 |
성질
표기
바이너리 | 1001111110001101011110000 |
8진수 | 117615360 |
16진수 | 13f1af0 |