79327580

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{3931}}^1$

素因数の和:4949

約数の個数: 24

約数和(自身を含む): 166795440

約数和(自身を除く): 87467860

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 3931, 4036, 5045, 7862, 10090, 15724, 19655, 20180, 39310, 78620, 3966379, 7932758, 15865516, 19831895, 39663790, 79327580]

約数ペア:

[(1, 79327580), (2, 39663790), (4, 19831895), (5, 15865516), (10, 7932758), (20, 3966379), (1009, 78620), (2018, 39310), (3931, 20180), (4036, 19655), (5045, 15724), (7862, 10090)]