54312080

素因数分解:

$2^4\times 5^1\times {\mathrm{678901}}^1$

素因数の和:678914

約数の個数: 20

約数和(自身を含む): 126275772

約数和(自身を除く): 71963692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 678901, 1357802, 2715604, 3394505, 5431208, 6789010, 10862416, 13578020, 27156040, 54312080]

約数ペア:

[(1, 54312080), (2, 27156040), (4, 13578020), (5, 10862416), (8, 6789010), (10, 5431208), (16, 3394505), (20, 2715604), (40, 1357802), (80, 678901)]