3112220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 6645408

約数和(自身を除く): 3533188

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2551, 5102, 10204, 12755, 25510, 51020, 155611, 311222, 622444, 778055, 1556110, 3112220]

約数ペア:

[(1, 3112220), (2, 1556110), (4, 778055), (5, 622444), (10, 311222), (20, 155611), (61, 51020), (122, 25510), (244, 12755), (305, 10204), (610, 5102), (1220, 2551)]