56708860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218111}}^1$

素因数の和:218133

約数の個数: 24

約数和(自身を含む): 128249856

約数和(自身を除く): 71540996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 218111, 436222, 872444, 1090555, 2181110, 2835443, 4362220, 5670886, 11341772, 14177215, 28354430, 56708860]

約数ペア:

[(1, 56708860), (2, 28354430), (4, 14177215), (5, 11341772), (10, 5670886), (13, 4362220), (20, 2835443), (26, 2181110), (52, 1090555), (65, 872444), (130, 436222), (260, 218111)]