28427150

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{2857}}^1$

素因数の和:3068

約数の個数: 24

約数和(自身を含む): 53158800

約数和(自身を除く): 24731650

約数列:

[1, 2, 5, 10, 25, 50, 199, 398, 995, 1990, 2857, 4975, 5714, 9950, 14285, 28570, 71425, 142850, 568543, 1137086, 2842715, 5685430, 14213575, 28427150]

約数ペア:

[(1, 28427150), (2, 14213575), (5, 5685430), (10, 2842715), (25, 1137086), (50, 568543), (199, 142850), (398, 71425), (995, 28570), (1990, 14285), (2857, 9950), (4975, 5714)]