28990160

素因数分解:

$2^4\times 5^1\times {\mathrm{362377}}^1$

素因数の和:362390

約数の個数: 20

約数和(自身を含む): 67402308

約数和(自身を除く): 38412148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 362377, 724754, 1449508, 1811885, 2899016, 3623770, 5798032, 7247540, 14495080, 28990160]

約数ペア:

[(1, 28990160), (2, 14495080), (4, 7247540), (5, 5798032), (8, 3623770), (10, 2899016), (16, 1811885), (20, 1449508), (40, 724754), (80, 362377)]