10809020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5351}}^1$

素因数の和:5461

約数の個数: 24

約数和(自身を含む): 22927968

約数和(自身を除く): 12118948

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 5351, 10702, 21404, 26755, 53510, 107020, 540451, 1080902, 2161804, 2702255, 5404510, 10809020]

約数ペア:

[(1, 10809020), (2, 5404510), (4, 2702255), (5, 2161804), (10, 1080902), (20, 540451), (101, 107020), (202, 53510), (404, 26755), (505, 21404), (1010, 10702), (2020, 5351)]