26224420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31981}}^1$

素因数の和:32031

約数の個数: 24

約数和(自身を含む): 56416248

約数和(自身を除く): 30191828

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 31981, 63962, 127924, 159905, 319810, 639620, 1311221, 2622442, 5244884, 6556105, 13112210, 26224420]

約数ペア:

[(1, 26224420), (2, 13112210), (4, 6556105), (5, 5244884), (10, 2622442), (20, 1311221), (41, 639620), (82, 319810), (164, 159905), (205, 127924), (410, 63962), (820, 31981)]