79166140

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{3923}}^1$

素因数の和:4941

約数の個数: 24

約数和(自身を含む): 166456080

約数和(自身を除く): 87289940

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 3923, 4036, 5045, 7846, 10090, 15692, 19615, 20180, 39230, 78460, 3958307, 7916614, 15833228, 19791535, 39583070, 79166140]

約数ペア:

[(1, 79166140), (2, 39583070), (4, 19791535), (5, 15833228), (10, 7916614), (20, 3958307), (1009, 78460), (2018, 39230), (3923, 20180), (4036, 19615), (5045, 15692), (7846, 10090)]