39390160

素因数分解:

$2^4\times 5^1\times {\mathrm{492377}}^1$

素因数の和:492390

約数の個数: 20

約数和(自身を含む): 91582308

約数和(自身を除く): 52192148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 492377, 984754, 1969508, 2461885, 3939016, 4923770, 7878032, 9847540, 19695080, 39390160]

約数ペア:

[(1, 39390160), (2, 19695080), (4, 9847540), (5, 7878032), (8, 4923770), (10, 3939016), (16, 2461885), (20, 1969508), (40, 984754), (80, 492377)]