2031340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2161}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 4358592

約数和(自身を除く): 2327252

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2161, 4322, 8644, 10805, 21610, 43220, 101567, 203134, 406268, 507835, 1015670, 2031340]

約数ペア:

[(1, 2031340), (2, 1015670), (4, 507835), (5, 406268), (10, 203134), (20, 101567), (47, 43220), (94, 21610), (188, 10805), (235, 8644), (470, 4322), (940, 2161)]