13640360

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3187}}^1$

素因数の和:3305

約数の個数: 32

約数和(自身を含む): 30987360

約数和(自身を除く): 17347000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 3187, 4280, 6374, 12748, 15935, 25496, 31870, 63740, 127480, 341009, 682018, 1364036, 1705045, 2728072, 3410090, 6820180, 13640360]

約数ペア:

[(1, 13640360), (2, 6820180), (4, 3410090), (5, 2728072), (8, 1705045), (10, 1364036), (20, 682018), (40, 341009), (107, 127480), (214, 63740), (428, 31870), (535, 25496), (856, 15935), (1070, 12748), (2140, 6374), (3187, 4280)]