10890620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41887}}^1$

素因数の和:41909

約数の個数: 24

約数和(自身を含む): 24630144

約数和(自身を除く): 13739524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 41887, 83774, 167548, 209435, 418870, 544531, 837740, 1089062, 2178124, 2722655, 5445310, 10890620]

約数ペア:

[(1, 10890620), (2, 5445310), (4, 2722655), (5, 2178124), (10, 1089062), (13, 837740), (20, 544531), (26, 418870), (52, 209435), (65, 167548), (130, 83774), (260, 41887)]