1940785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2$

素因数の和:165

約数の個数: 24

約数和(自身を含む): 2945088

約数和(自身を除く): 1004303

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 355, 385, 497, 781, 2485, 3905, 5041, 5467, 25205, 27335, 35287, 55451, 176435, 277255, 388157, 1940785]

約数ペア:

[(1, 1940785), (5, 388157), (7, 277255), (11, 176435), (35, 55451), (55, 35287), (71, 27335), (77, 25205), (355, 5467), (385, 5041), (497, 3905), (781, 2485)]