20800175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1823

約数の個数: 24

約数和(自身を含む): 28807680

約数和(自身を除く): 8007505

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 1759, 2365, 8795, 11825, 19349, 43975, 75637, 96745, 378185, 483725, 832007, 1890925, 4160035, 20800175]

約数ペア:

[(1, 20800175), (5, 4160035), (11, 1890925), (25, 832007), (43, 483725), (55, 378185), (215, 96745), (275, 75637), (473, 43975), (1075, 19349), (1759, 11825), (2365, 8795)]