204969740

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{53657}}^1$

素因数の和:53857

約数の個数: 24

約数和(自身を含む): 432698112

約数和(自身を除く): 227728372

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 53657, 107314, 214628, 268285, 536570, 1073140, 10248487, 20496974, 40993948, 51242435, 102484870, 204969740]

約数ペア:

[(1, 204969740), (2, 102484870), (4, 51242435), (5, 40993948), (10, 20496974), (20, 10248487), (191, 1073140), (382, 536570), (764, 268285), (955, 214628), (1910, 107314), (3820, 53657)]