393871870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{5626741}}^1$

素因数の和:5626755

約数の個数: 16

約数和(自身を含む): 810250848

約数和(自身を除く): 416378978

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 5626741, 11253482, 28133705, 39387187, 56267410, 78774374, 196935935, 393871870]

約数ペア:

[(1, 393871870), (2, 196935935), (5, 78774374), (7, 56267410), (10, 39387187), (14, 28133705), (35, 11253482), (70, 5626741)]