23847020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10939}}^1$

素因数の和:11057

約数の個数: 24

約数和(自身を含む): 50542800

約数和(自身を除く): 26695780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 10939, 21878, 43756, 54695, 109390, 218780, 1192351, 2384702, 4769404, 5961755, 11923510, 23847020]

約数ペア:

[(1, 23847020), (2, 11923510), (4, 5961755), (5, 4769404), (10, 2384702), (20, 1192351), (109, 218780), (218, 109390), (436, 54695), (545, 43756), (1090, 21878), (2180, 10939)]