2017737080

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{99103}}^1$

素因数の和:99623

約数の個数: 32

約数和(自身を含む): 4548873600

約数和(自身を除く): 2531136520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 10180, 20360, 99103, 198206, 396412, 495515, 792824, 991030, 1982060, 3964120, 50443427, 100886854, 201773708, 252217135, 403547416, 504434270, 1008868540, 2017737080]

約数ペア:

[(1, 2017737080), (2, 1008868540), (4, 504434270), (5, 403547416), (8, 252217135), (10, 201773708), (20, 100886854), (40, 50443427), (509, 3964120), (1018, 1982060), (2036, 991030), (2545, 792824), (4072, 495515), (5090, 396412), (10180, 198206), (20360, 99103)]