870817081780

素因数分解:

$2^2\times 5^1\times {\mathrm{43540854089}}^1$

素因数の和:43540854098

約数の個数: 12

約数和(自身を含む): 1828715871780

約数和(自身を除く): 957898790000

約数列:

[1, 2, 4, 5, 10, 20, 43540854089, 87081708178, 174163416356, 217704270445, 435408540890, 870817081780]

約数ペア:

[(1, 870817081780), (2, 435408540890), (4, 217704270445), (5, 174163416356), (10, 87081708178), (20, 43540854089)]