22379620

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{1109}}^1$

素因数の和:2127

約数の個数: 24

約数和(自身を含む): 47086200

約数和(自身を除く): 24706580

約数列:

[1, 2, 4, 5, 10, 20, 1009, 1109, 2018, 2218, 4036, 4436, 5045, 5545, 10090, 11090, 20180, 22180, 1118981, 2237962, 4475924, 5594905, 11189810, 22379620]

約数ペア:

[(1, 22379620), (2, 11189810), (4, 5594905), (5, 4475924), (10, 2237962), (20, 1118981), (1009, 22180), (1109, 20180), (2018, 11090), (2218, 10090), (4036, 5545), (4436, 5045)]