13990160

素因数分解:

$2^4\times 5^1\times {\mathrm{174877}}^1$

素因数の和:174890

約数の個数: 20

約数和(自身を含む): 32527308

約数和(自身を除く): 18537148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 174877, 349754, 699508, 874385, 1399016, 1748770, 2798032, 3497540, 6995080, 13990160]

約数ペア:

[(1, 13990160), (2, 6995080), (4, 3497540), (5, 2798032), (8, 1748770), (10, 1399016), (16, 874385), (20, 699508), (40, 349754), (80, 174877)]