156914626420

素因数分解:

$2^2\times 5^1\times {\mathrm{7845731321}}^1$

素因数の和:7845731330

約数の個数: 12

約数和(自身を含む): 329520715524

約数和(自身を除く): 172606089104

約数列:

[1, 2, 4, 5, 10, 20, 7845731321, 15691462642, 31382925284, 39228656605, 78457313210, 156914626420]

約数ペア:

[(1, 156914626420), (2, 78457313210), (4, 39228656605), (5, 31382925284), (10, 15691462642), (20, 7845731321)]