80146180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{210911}}^1$

素因数の和:210939

約数の個数: 24

約数和(自身を含む): 177166080

約数和(自身を除く): 97019900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 210911, 421822, 843644, 1054555, 2109110, 4007309, 4218220, 8014618, 16029236, 20036545, 40073090, 80146180]

約数ペア:

[(1, 80146180), (2, 40073090), (4, 20036545), (5, 16029236), (10, 8014618), (19, 4218220), (20, 4007309), (38, 2109110), (76, 1054555), (95, 843644), (190, 421822), (380, 210911)]