8880473980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{63431957}}^1$

素因数の和:63431973

約数の個数: 24

約数和(自身を含む): 21313137888

約数和(自身を除く): 12432663908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 63431957, 126863914, 253727828, 317159785, 444023699, 634319570, 888047398, 1268639140, 1776094796, 2220118495, 4440236990, 8880473980]

約数ペア:

[(1, 8880473980), (2, 4440236990), (4, 2220118495), (5, 1776094796), (7, 1268639140), (10, 888047398), (14, 634319570), (20, 444023699), (28, 317159785), (35, 253727828), (70, 126863914), (140, 63431957)]