2544040

素因数分解:

$2^3\times 5^1\times {\mathrm{63601}}^1$

素因数の和:63612

約数の個数: 16

約数和(自身を含む): 5724180

約数和(自身を除く): 3180140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 63601, 127202, 254404, 318005, 508808, 636010, 1272020, 2544040]

約数ペア:

[(1, 2544040), (2, 1272020), (4, 636010), (5, 508808), (8, 318005), (10, 254404), (20, 127202), (40, 63601)]