387291260

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{118801}}^1$

素因数の和:118973

約数の個数: 24

約数和(自身を含む): 818308176

約数和(自身を除く): 431016916

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 118801, 237602, 475204, 594005, 1188010, 2376020, 19364563, 38729126, 77458252, 96822815, 193645630, 387291260]

約数ペア:

[(1, 387291260), (2, 193645630), (4, 96822815), (5, 77458252), (10, 38729126), (20, 19364563), (163, 2376020), (326, 1188010), (652, 594005), (815, 475204), (1630, 237602), (3260, 118801)]