80908660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{577919}}^1$

素因数の和:577935

約数の個数: 24

約数和(自身を含む): 194181120

約数和(自身を除く): 113272460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 577919, 1155838, 2311676, 2889595, 4045433, 5779190, 8090866, 11558380, 16181732, 20227165, 40454330, 80908660]

約数ペア:

[(1, 80908660), (2, 40454330), (4, 20227165), (5, 16181732), (7, 11558380), (10, 8090866), (14, 5779190), (20, 4045433), (28, 2889595), (35, 2311676), (70, 1155838), (140, 577919)]