22745440

素因数分解:

$2^5\times 5^1\times {\mathrm{142159}}^1$

素因数の和:142174

約数の個数: 24

約数和(自身を含む): 53736480

約数和(自身を除く): 30991040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 142159, 284318, 568636, 710795, 1137272, 1421590, 2274544, 2843180, 4549088, 5686360, 11372720, 22745440]

約数ペア:

[(1, 22745440), (2, 11372720), (4, 5686360), (5, 4549088), (8, 2843180), (10, 2274544), (16, 1421590), (20, 1137272), (32, 710795), (40, 568636), (80, 284318), (160, 142159)]