71630840

素因数分解:

$2^3\times 5^1\times {\mathrm{1790771}}^1$

素因数の和:1790782

約数の個数: 16

約数和(自身を含む): 161169480

約数和(自身を除く): 89538640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1790771, 3581542, 7163084, 8953855, 14326168, 17907710, 35815420, 71630840]

約数ペア:

[(1, 71630840), (2, 35815420), (4, 17907710), (5, 14326168), (8, 8953855), (10, 7163084), (20, 3581542), (40, 1790771)]