13220360

素因数分解:

$2^3\times 5^1\times {\mathrm{330509}}^1$

素因数の和:330520

約数の個数: 16

約数和(自身を含む): 29745900

約数和(自身を除く): 16525540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 330509, 661018, 1322036, 1652545, 2644072, 3305090, 6610180, 13220360]

約数ペア:

[(1, 13220360), (2, 6610180), (4, 3305090), (5, 2644072), (8, 1652545), (10, 1322036), (20, 661018), (40, 330509)]