169513360

素因数分解:

$2^4\times 5^1\times {\mathrm{2118917}}^1$

素因数の和:2118930

約数の個数: 20

約数和(自身を含む): 394118748

約数和(自身を除く): 224605388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2118917, 4237834, 8475668, 10594585, 16951336, 21189170, 33902672, 42378340, 84756680, 169513360]

約数ペア:

[(1, 169513360), (2, 84756680), (4, 42378340), (5, 33902672), (8, 21189170), (10, 16951336), (16, 10594585), (20, 8475668), (40, 4237834), (80, 2118917)]