15560620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40949}}^1$

素因数の和:40977

約数の個数: 24

約数和(自身を含む): 34398000

約数和(自身を除く): 18837380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 40949, 81898, 163796, 204745, 409490, 778031, 818980, 1556062, 3112124, 3890155, 7780310, 15560620]

約数ペア:

[(1, 15560620), (2, 7780310), (4, 3890155), (5, 3112124), (10, 1556062), (19, 818980), (20, 778031), (38, 409490), (76, 204745), (95, 163796), (190, 81898), (380, 40949)]