1900134580

素因数分解:

$2^2\times 5^1\times {\mathrm{95006729}}^1$

素因数の和:95006738

約数の個数: 12

約数和(自身を含む): 3990282660

約数和(自身を除く): 2090148080

約数列:

[1, 2, 4, 5, 10, 20, 95006729, 190013458, 380026916, 475033645, 950067290, 1900134580]

約数ペア:

[(1, 1900134580), (2, 950067290), (4, 475033645), (5, 380026916), (10, 190013458), (20, 95006729)]