15218680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3767}}^1$

素因数の和:3879

約数の個数: 32

約数和(自身を含む): 34590240

約数和(自身を除く): 19371560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3767, 4040, 7534, 15068, 18835, 30136, 37670, 75340, 150680, 380467, 760934, 1521868, 1902335, 3043736, 3804670, 7609340, 15218680]

約数ペア:

[(1, 15218680), (2, 7609340), (4, 3804670), (5, 3043736), (8, 1902335), (10, 1521868), (20, 760934), (40, 380467), (101, 150680), (202, 75340), (404, 37670), (505, 30136), (808, 18835), (1010, 15068), (2020, 7534), (3767, 4040)]