8490220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18457}}^1$

素因数の和:18489

約数の個数: 24

約数和(自身を含む): 18605664

約数和(自身を除く): 10115444

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 18457, 36914, 73828, 92285, 184570, 369140, 424511, 849022, 1698044, 2122555, 4245110, 8490220]

約数ペア:

[(1, 8490220), (2, 4245110), (4, 2122555), (5, 1698044), (10, 849022), (20, 424511), (23, 369140), (46, 184570), (92, 92285), (115, 73828), (230, 36914), (460, 18457)]