2490980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2111}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 5322240

約数和(自身を除く): 2831260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 2111, 4222, 8444, 10555, 21110, 42220, 124549, 249098, 498196, 622745, 1245490, 2490980]

約数ペア:

[(1, 2490980), (2, 1245490), (4, 622745), (5, 498196), (10, 249098), (20, 124549), (59, 42220), (118, 21110), (236, 10555), (295, 8444), (590, 4222), (1180, 2111)]