40950220

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{10289}}^1$

素因数の和:10497

約数の個数: 24

約数和(自身を含む): 86436000

約数和(自身を除く): 45485780

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 10289, 20578, 41156, 51445, 102890, 205780, 2047511, 4095022, 8190044, 10237555, 20475110, 40950220]

約数ペア:

[(1, 40950220), (2, 20475110), (4, 10237555), (5, 8190044), (10, 4095022), (20, 2047511), (199, 205780), (398, 102890), (796, 51445), (995, 41156), (1990, 20578), (3980, 10289)]