38420180

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5351}}^1$

素因数の和:5719

約数の個数: 24

約数和(自身を含む): 80922240

約数和(自身を除く): 42502060

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5351, 7180, 10702, 21404, 26755, 53510, 107020, 1921009, 3842018, 7684036, 9605045, 19210090, 38420180]

約数ペア:

[(1, 38420180), (2, 19210090), (4, 9605045), (5, 7684036), (10, 3842018), (20, 1921009), (359, 107020), (718, 53510), (1436, 26755), (1795, 21404), (3590, 10702), (5351, 7180)]