55789060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{64871}}^1$

素因数の和:64923

約数の個数: 24

約数和(自身を含む): 119883456

約数和(自身を除く): 64094396

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 64871, 129742, 259484, 324355, 648710, 1297420, 2789453, 5578906, 11157812, 13947265, 27894530, 55789060]

約数ペア:

[(1, 55789060), (2, 27894530), (4, 13947265), (5, 11157812), (10, 5578906), (20, 2789453), (43, 1297420), (86, 648710), (172, 324355), (215, 259484), (430, 129742), (860, 64871)]