61377620

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{2887}}^1$

素因数の和:3959

約数の個数: 24

約数和(自身を含む): 129058944

約数和(自身を除く): 67681324

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 2887, 4252, 5315, 5774, 10630, 11548, 14435, 21260, 28870, 57740, 3068881, 6137762, 12275524, 15344405, 30688810, 61377620]

約数ペア:

[(1, 61377620), (2, 30688810), (4, 15344405), (5, 12275524), (10, 6137762), (20, 3068881), (1063, 57740), (2126, 28870), (2887, 21260), (4252, 14435), (5315, 11548), (5774, 10630)]