8505520

素因数分解:

$2^4\times 5^1\times {\mathrm{106319}}^1$

素因数の和:106332

約数の個数: 20

約数和(自身を含む): 19775520

約数和(自身を除く): 11270000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 106319, 212638, 425276, 531595, 850552, 1063190, 1701104, 2126380, 4252760, 8505520]

約数ペア:

[(1, 8505520), (2, 4252760), (4, 2126380), (5, 1701104), (8, 1063190), (10, 850552), (16, 531595), (20, 425276), (40, 212638), (80, 106319)]