1670960

素因数分解:

$2^4\times 5^1\times {\mathrm{20887}}^1$

素因数の和:20900

約数の個数: 20

約数和(自身を含む): 3885168

約数和(自身を除く): 2214208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20887, 41774, 83548, 104435, 167096, 208870, 334192, 417740, 835480, 1670960]

約数ペア:

[(1, 1670960), (2, 835480), (4, 417740), (5, 334192), (8, 208870), (10, 167096), (16, 104435), (20, 83548), (40, 41774), (80, 20887)]