9842540

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2473}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 20781600

約数和(自身を除く): 10939060

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 2473, 3980, 4946, 9892, 12365, 24730, 49460, 492127, 984254, 1968508, 2460635, 4921270, 9842540]

約数ペア:

[(1, 9842540), (2, 4921270), (4, 2460635), (5, 1968508), (10, 984254), (20, 492127), (199, 49460), (398, 24730), (796, 12365), (995, 9892), (1990, 4946), (2473, 3980)]