406439608220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{91129957}}^1$

素因数の和:91130189

約数の個数: 24

約数和(自身を含む): 857350644864

約数和(自身を除く): 450911036644

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 91129957, 182259914, 364519828, 455649785, 911299570, 1822599140, 20321980411, 40643960822, 81287921644, 101609902055, 203219804110, 406439608220]

約数ペア:

[(1, 406439608220), (2, 203219804110), (4, 101609902055), (5, 81287921644), (10, 40643960822), (20, 20321980411), (223, 1822599140), (446, 911299570), (892, 455649785), (1115, 364519828), (2230, 182259914), (4460, 91129957)]