2250980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3881}}^1$

素因数の和:3919

約数の個数: 24

約数和(自身を含む): 4891320

約数和(自身を除く): 2640340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 3881, 7762, 15524, 19405, 38810, 77620, 112549, 225098, 450196, 562745, 1125490, 2250980]

約数ペア:

[(1, 2250980), (2, 1125490), (4, 562745), (5, 450196), (10, 225098), (20, 112549), (29, 77620), (58, 38810), (116, 19405), (145, 15524), (290, 7762), (580, 3881)]