25922420

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3169}}^1$

素因数の和:3587

約数の個数: 24

約数和(自身を含む): 54587400

約数和(自身を除く): 28664980

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3169, 4090, 6338, 8180, 12676, 15845, 31690, 63380, 1296121, 2592242, 5184484, 6480605, 12961210, 25922420]

約数ペア:

[(1, 25922420), (2, 12961210), (4, 6480605), (5, 5184484), (10, 2592242), (20, 1296121), (409, 63380), (818, 31690), (1636, 15845), (2045, 12676), (3169, 8180), (4090, 6338)]