24978640

素因数分解:

$2^4\times 5^1\times {\mathrm{312233}}^1$

素因数の和:312246

約数の個数: 20

約数和(自身を含む): 58075524

約数和(自身を除く): 33096884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 312233, 624466, 1248932, 1561165, 2497864, 3122330, 4995728, 6244660, 12489320, 24978640]

約数ペア:

[(1, 24978640), (2, 12489320), (4, 6244660), (5, 4995728), (8, 3122330), (10, 2497864), (16, 1561165), (20, 1248932), (40, 624466), (80, 312233)]