40716920

素因数分解:

$2^3\times 5^1\times {\mathrm{1017923}}^1$

素因数の和:1017934

約数の個数: 16

約数和(自身を含む): 91613160

約数和(自身を除く): 50896240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1017923, 2035846, 4071692, 5089615, 8143384, 10179230, 20358460, 40716920]

約数ペア:

[(1, 40716920), (2, 20358460), (4, 10179230), (5, 8143384), (8, 5089615), (10, 4071692), (20, 2035846), (40, 1017923)]