28150960

素因数分解:

$2^4\times 5^1\times {\mathrm{351887}}^1$

素因数の和:351900

約数の個数: 20

約数和(自身を含む): 65451168

約数和(自身を除く): 37300208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 351887, 703774, 1407548, 1759435, 2815096, 3518870, 5630192, 7037740, 14075480, 28150960]

約数ペア:

[(1, 28150960), (2, 14075480), (4, 7037740), (5, 5630192), (8, 3518870), (10, 2815096), (16, 1759435), (20, 1407548), (40, 703774), (80, 351887)]