42491740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49409}}^1$

素因数の和:49461

約数の個数: 24

約数和(自身を含む): 91309680

約数和(自身を除く): 48817940

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 49409, 98818, 197636, 247045, 494090, 988180, 2124587, 4249174, 8498348, 10622935, 21245870, 42491740]

約数ペア:

[(1, 42491740), (2, 21245870), (4, 10622935), (5, 8498348), (10, 4249174), (20, 2124587), (43, 988180), (86, 494090), (172, 247045), (215, 197636), (430, 98818), (860, 49409)]