2801620

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 5935104

約数和(自身を除く): 3133484

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1103, 1270, 2206, 2540, 4412, 5515, 11030, 22060, 140081, 280162, 560324, 700405, 1400810, 2801620]

約数ペア:

[(1, 2801620), (2, 1400810), (4, 700405), (5, 560324), (10, 280162), (20, 140081), (127, 22060), (254, 11030), (508, 5515), (635, 4412), (1103, 2540), (1270, 2206)]