39663860

素因数分解:

$2^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{2081}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 83421576

約数和(自身を除く): 43757716

約数列:

[1, 2, 4, 5, 10, 20, 953, 1906, 2081, 3812, 4162, 4765, 8324, 9530, 10405, 19060, 20810, 41620, 1983193, 3966386, 7932772, 9915965, 19831930, 39663860]

約数ペア:

[(1, 39663860), (2, 19831930), (4, 9915965), (5, 7932772), (10, 3966386), (20, 1983193), (953, 41620), (1906, 20810), (2081, 19060), (3812, 10405), (4162, 9530), (4765, 8324)]