2868220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2351}}^1$

素因数の和:2421

約数の個数: 24

約数和(自身を含む): 6124608

約数和(自身を除く): 3256388

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2351, 4702, 9404, 11755, 23510, 47020, 143411, 286822, 573644, 717055, 1434110, 2868220]

約数ペア:

[(1, 2868220), (2, 1434110), (4, 717055), (5, 573644), (10, 286822), (20, 143411), (61, 47020), (122, 23510), (244, 11755), (305, 9404), (610, 4702), (1220, 2351)]