80460140

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{8689}}^1$

素因数の和:9161

約数の個数: 24

約数和(自身を含む): 169350720

約数和(自身を除く): 88890580

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 8689, 9260, 17378, 34756, 43445, 86890, 173780, 4023007, 8046014, 16092028, 20115035, 40230070, 80460140]

約数ペア:

[(1, 80460140), (2, 40230070), (4, 20115035), (5, 16092028), (10, 8046014), (20, 4023007), (463, 173780), (926, 86890), (1852, 43445), (2315, 34756), (4630, 17378), (8689, 9260)]