12489560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18367}}^1$

素因数の和:18395

約数の個数: 32

約数和(自身を含む): 29756160

約数和(自身を除く): 17266600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18367, 36734, 73468, 91835, 146936, 183670, 312239, 367340, 624478, 734680, 1248956, 1561195, 2497912, 3122390, 6244780, 12489560]

約数ペア:

[(1, 12489560), (2, 6244780), (4, 3122390), (5, 2497912), (8, 1561195), (10, 1248956), (17, 734680), (20, 624478), (34, 367340), (40, 312239), (68, 183670), (85, 146936), (136, 91835), (170, 73468), (340, 36734), (680, 18367)]