2040474415

素因数分解:

$5^1\times 7^3\times {\mathrm{409}}^1\times {\mathrm{2909}}^1$

素因数の和:3344

約数の個数: 32

約数和(自身を含む): 2863440000

約数和(自身を除く): 822965585

約数列:

[1, 5, 7, 35, 49, 245, 343, 409, 1715, 2045, 2863, 2909, 14315, 14545, 20041, 20363, 100205, 101815, 140287, 142541, 701435, 712705, 997787, 1189781, 4988935, 5948905, 8328467, 41642335, 58299269, 291496345, 408094883, 2040474415]

約数ペア:

[(1, 2040474415), (5, 408094883), (7, 291496345), (35, 58299269), (49, 41642335), (245, 8328467), (343, 5948905), (409, 4988935), (1715, 1189781), (2045, 997787), (2863, 712705), (2909, 701435), (14315, 142541), (14545, 140287), (20041, 101815), (20363, 100205)]