4048897780

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1017311}}^1$

素因数の和:1017519

約数の個数: 24

約数和(自身を含む): 8545420800

約数和(自身を除く): 4496523020

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 1017311, 2034622, 4069244, 5086555, 10173110, 20346220, 202444889, 404889778, 809779556, 1012224445, 2024448890, 4048897780]

約数ペア:

[(1, 4048897780), (2, 2024448890), (4, 1012224445), (5, 809779556), (10, 404889778), (20, 202444889), (199, 20346220), (398, 10173110), (796, 5086555), (995, 4069244), (1990, 2034622), (3980, 1017311)]