109556080

素因数分解:

$2^4\times 5^1\times {\mathrm{1369451}}^1$

素因数の和:1369464

約数の個数: 20

約数和(自身を含む): 254718072

約数和(自身を除く): 145161992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1369451, 2738902, 5477804, 6847255, 10955608, 13694510, 21911216, 27389020, 54778040, 109556080]

約数ペア:

[(1, 109556080), (2, 54778040), (4, 27389020), (5, 21911216), (8, 13694510), (10, 10955608), (16, 6847255), (20, 5477804), (40, 2738902), (80, 1369451)]