2258980

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{631}}^1$

素因数の和:819

約数の個数: 24

約数和(自身を含む): 4777920

約数和(自身を除く): 2518940

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 631, 716, 895, 1262, 1790, 2524, 3155, 3580, 6310, 12620, 112949, 225898, 451796, 564745, 1129490, 2258980]

約数ペア:

[(1, 2258980), (2, 1129490), (4, 564745), (5, 451796), (10, 225898), (20, 112949), (179, 12620), (358, 6310), (631, 3580), (716, 3155), (895, 2524), (1262, 1790)]