39668660

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{9967}}^1$

素因数の和:10175

約数の個数: 24

約数和(自身を含む): 83731200

約数和(自身を除く): 44062540

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 9967, 19934, 39868, 49835, 99670, 199340, 1983433, 3966866, 7933732, 9917165, 19834330, 39668660]

約数ペア:

[(1, 39668660), (2, 19834330), (4, 9917165), (5, 7933732), (10, 3966866), (20, 1983433), (199, 199340), (398, 99670), (796, 49835), (995, 39868), (1990, 19934), (3980, 9967)]