859654960

素因数分解:

$2^4\times 5^1\times {\mathrm{10745687}}^1$

素因数の和:10745700

約数の個数: 20

約数和(自身を含む): 1998697968

約数和(自身を除く): 1139043008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10745687, 21491374, 42982748, 53728435, 85965496, 107456870, 171930992, 214913740, 429827480, 859654960]

約数ペア:

[(1, 859654960), (2, 429827480), (4, 214913740), (5, 171930992), (8, 107456870), (10, 85965496), (16, 53728435), (20, 42982748), (40, 21491374), (80, 10745687)]