1972772980

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{409289}}^1$

素因数の和:409539

約数の個数: 24

約数和(自身を含む): 4160023560

約数和(自身を除く): 2187250580

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 409289, 818578, 1637156, 2046445, 4092890, 8185780, 98638649, 197277298, 394554596, 493193245, 986386490, 1972772980]

約数ペア:

[(1, 1972772980), (2, 986386490), (4, 493193245), (5, 394554596), (10, 197277298), (20, 98638649), (241, 8185780), (482, 4092890), (964, 2046445), (1205, 1637156), (2410, 818578), (4820, 409289)]