55808780

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{3881}}^1$

素因数の和:4609

約数の個数: 24

約数和(自身を含む): 117391680

約数和(自身を除く): 61582900

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2876, 3595, 3881, 7190, 7762, 14380, 15524, 19405, 38810, 77620, 2790439, 5580878, 11161756, 13952195, 27904390, 55808780]

約数ペア:

[(1, 55808780), (2, 27904390), (4, 13952195), (5, 11161756), (10, 5580878), (20, 2790439), (719, 77620), (1438, 38810), (2876, 19405), (3595, 15524), (3881, 14380), (7190, 7762)]