13004560

素因数分解:

$2^4\times 5^1\times {\mathrm{162557}}^1$

素因数の和:162570

約数の個数: 20

約数和(自身を含む): 30235788

約数和(自身を除く): 17231228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 162557, 325114, 650228, 812785, 1300456, 1625570, 2600912, 3251140, 6502280, 13004560]

約数ペア:

[(1, 13004560), (2, 6502280), (4, 3251140), (5, 2600912), (8, 1625570), (10, 1300456), (16, 812785), (20, 650228), (40, 325114), (80, 162557)]