104538640

素因数分解:

$2^4\times 5^1\times {\mathrm{1306733}}^1$

素因数の和:1306746

約数の個数: 20

約数和(自身を含む): 243052524

約数和(自身を除く): 138513884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1306733, 2613466, 5226932, 6533665, 10453864, 13067330, 20907728, 26134660, 52269320, 104538640]

約数ペア:

[(1, 104538640), (2, 52269320), (4, 26134660), (5, 20907728), (8, 13067330), (10, 10453864), (16, 6533665), (20, 5226932), (40, 2613466), (80, 1306733)]