2021302420

素因数分解:

$2^2\times 5^1\times {\mathrm{3881}}^1\times {\mathrm{26041}}^1$

素因数の和:29931

約数の個数: 24

約数和(自身を含む): 4245991848

約数和(自身を除く): 2224689428

約数列:

[1, 2, 4, 5, 10, 20, 3881, 7762, 15524, 19405, 26041, 38810, 52082, 77620, 104164, 130205, 260410, 520820, 101065121, 202130242, 404260484, 505325605, 1010651210, 2021302420]

約数ペア:

[(1, 2021302420), (2, 1010651210), (4, 505325605), (5, 404260484), (10, 202130242), (20, 101065121), (3881, 520820), (7762, 260410), (15524, 130205), (19405, 104164), (26041, 77620), (38810, 52082)]