15204080

素因数分解:

$2^4\times 5^1\times {\mathrm{190051}}^1$

素因数の和:190064

約数の個数: 20

約数和(自身を含む): 35349672

約数和(自身を除く): 20145592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190051, 380102, 760204, 950255, 1520408, 1900510, 3040816, 3801020, 7602040, 15204080]

約数ペア:

[(1, 15204080), (2, 7602040), (4, 3801020), (5, 3040816), (8, 1900510), (10, 1520408), (16, 950255), (20, 760204), (40, 380102), (80, 190051)]