2252660

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{691}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 4766496

約数和(自身を除く): 2513836

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 691, 815, 1382, 1630, 2764, 3260, 3455, 6910, 13820, 112633, 225266, 450532, 563165, 1126330, 2252660]

約数ペア:

[(1, 2252660), (2, 1126330), (4, 563165), (5, 450532), (10, 225266), (20, 112633), (163, 13820), (326, 6910), (652, 3455), (691, 3260), (815, 2764), (1382, 1630)]