2584040

素因数分解:

$2^3\times 5^1\times {\mathrm{64601}}^1$

素因数の和:64612

約数の個数: 16

約数和(自身を含む): 5814180

約数和(自身を除く): 3230140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 64601, 129202, 258404, 323005, 516808, 646010, 1292020, 2584040]

約数ペア:

[(1, 2584040), (2, 1292020), (4, 646010), (5, 516808), (8, 323005), (10, 258404), (20, 129202), (40, 64601)]