55606280

素因数分解:

$2^3\times 5^1\times {\mathrm{1390157}}^1$

素因数の和:1390168

約数の個数: 16

約数和(自身を含む): 125114220

約数和(自身を除く): 69507940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1390157, 2780314, 5560628, 6950785, 11121256, 13901570, 27803140, 55606280]

約数ペア:

[(1, 55606280), (2, 27803140), (4, 13901570), (5, 11121256), (8, 6950785), (10, 5560628), (20, 2780314), (40, 1390157)]