20064040

素因数分解:

$2^3\times 5^1\times {\mathrm{501601}}^1$

素因数の和:501612

約数の個数: 16

約数和(自身を含む): 45144180

約数和(自身を除く): 25080140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501601, 1003202, 2006404, 2508005, 4012808, 5016010, 10032020, 20064040]

約数ペア:

[(1, 20064040), (2, 10032020), (4, 5016010), (5, 4012808), (8, 2508005), (10, 2006404), (20, 1003202), (40, 501601)]