12776080

素因数分解:

$2^4\times 5^1\times {\mathrm{159701}}^1$

素因数の和:159714

約数の個数: 20

約数和(自身を含む): 29704572

約数和(自身を除く): 16928492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159701, 319402, 638804, 798505, 1277608, 1597010, 2555216, 3194020, 6388040, 12776080]

約数ペア:

[(1, 12776080), (2, 6388040), (4, 3194020), (5, 2555216), (8, 1597010), (10, 1277608), (16, 798505), (20, 638804), (40, 319402), (80, 159701)]