317869820

素因数分解:

$2^2\times 5^1\times {\mathrm{2857}}^1\times {\mathrm{5563}}^1$

素因数の和:8429

約数の個数: 24

約数和(自身を含む): 667880304

約数和(自身を除く): 350010484

約数列:

[1, 2, 4, 5, 10, 20, 2857, 5563, 5714, 11126, 11428, 14285, 22252, 27815, 28570, 55630, 57140, 111260, 15893491, 31786982, 63573964, 79467455, 158934910, 317869820]

約数ペア:

[(1, 317869820), (2, 158934910), (4, 79467455), (5, 63573964), (10, 31786982), (20, 15893491), (2857, 111260), (5563, 57140), (5714, 55630), (11126, 28570), (11428, 27815), (14285, 22252)]