25187620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12227}}^1$

素因数の和:12339

約数の個数: 24

約数和(自身を含む): 53411904

約数和(自身を除く): 28224284

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 12227, 24454, 48908, 61135, 122270, 244540, 1259381, 2518762, 5037524, 6296905, 12593810, 25187620]

約数ペア:

[(1, 25187620), (2, 12593810), (4, 6296905), (5, 5037524), (10, 2518762), (20, 1259381), (103, 244540), (206, 122270), (412, 61135), (515, 48908), (1030, 24454), (2060, 12227)]