897077620

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{396937}}^1$

素因数の和:397059

約数の個数: 24

約数和(自身を含む): 1900539144

約数和(自身を除く): 1003461524

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 396937, 793874, 1587748, 1984685, 3969370, 7938740, 44853881, 89707762, 179415524, 224269405, 448538810, 897077620]

約数ペア:

[(1, 897077620), (2, 448538810), (4, 224269405), (5, 179415524), (10, 89707762), (20, 44853881), (113, 7938740), (226, 3969370), (452, 1984685), (565, 1587748), (1130, 793874), (2260, 396937)]