1024040

素因数分解:

$2^3\times 5^1\times {\mathrm{25601}}^1$

素因数の和:25612

約数の個数: 16

約数和(自身を含む): 2304180

約数和(自身を除く): 1280140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 25601, 51202, 102404, 128005, 204808, 256010, 512020, 1024040]

約数ペア:

[(1, 1024040), (2, 512020), (4, 256010), (5, 204808), (8, 128005), (10, 102404), (20, 51202), (40, 25601)]