996812620

素因数分解:

$2^2\times 5^1\times {\mathrm{49840631}}^1$

素因数の和:49840640

約数の個数: 12

約数和(自身を含む): 2093306544

約数和(自身を除く): 1096493924

約数列:

[1, 2, 4, 5, 10, 20, 49840631, 99681262, 199362524, 249203155, 498406310, 996812620]

約数ペア:

[(1, 996812620), (2, 498406310), (4, 249203155), (5, 199362524), (10, 99681262), (20, 49840631)]