74396360

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7237}}^1$

素因数の和:7505

約数の個数: 32

約数和(自身を含む): 168066360

約数和(自身を除く): 93670000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 7237, 10280, 14474, 28948, 36185, 57896, 72370, 144740, 289480, 1859909, 3719818, 7439636, 9299545, 14879272, 18599090, 37198180, 74396360]

約数ペア:

[(1, 74396360), (2, 37198180), (4, 18599090), (5, 14879272), (8, 9299545), (10, 7439636), (20, 3719818), (40, 1859909), (257, 289480), (514, 144740), (1028, 72370), (1285, 57896), (2056, 36185), (2570, 28948), (5140, 14474), (7237, 10280)]