790790620

素因数分解:

$2^2\times 5^1\times {\mathrm{39539531}}^1$

素因数の和:39539540

約数の個数: 12

約数和(自身を含む): 1660660344

約数和(自身を除く): 869869724

約数列:

[1, 2, 4, 5, 10, 20, 39539531, 79079062, 158158124, 197697655, 395395310, 790790620]

約数ペア:

[(1, 790790620), (2, 395395310), (4, 197697655), (5, 158158124), (10, 79079062), (20, 39539531)]