12628040

素因数分解:

$2^3\times 5^1\times {\mathrm{315701}}^1$

素因数の和:315712

約数の個数: 16

約数和(自身を含む): 28413180

約数和(自身を除く): 15785140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 315701, 631402, 1262804, 1578505, 2525608, 3157010, 6314020, 12628040]

約数ペア:

[(1, 12628040), (2, 6314020), (4, 3157010), (5, 2525608), (8, 1578505), (10, 1262804), (20, 631402), (40, 315701)]