416940820

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{104759}}^1$

素因数の和:104967

約数の個数: 24

約数和(自身を含む): 879984000

約数和(自身を除く): 463043180

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 104759, 209518, 419036, 523795, 1047590, 2095180, 20847041, 41694082, 83388164, 104235205, 208470410, 416940820]

約数ペア:

[(1, 416940820), (2, 208470410), (4, 104235205), (5, 83388164), (10, 41694082), (20, 20847041), (199, 2095180), (398, 1047590), (796, 523795), (995, 419036), (1990, 209518), (3980, 104759)]