12188380

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5591}}^1$

素因数の和:5709

約数の個数: 24

約数和(自身を含む): 25835040

約数和(自身を除く): 13646660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 5591, 11182, 22364, 27955, 55910, 111820, 609419, 1218838, 2437676, 3047095, 6094190, 12188380]

約数ペア:

[(1, 12188380), (2, 6094190), (4, 3047095), (5, 2437676), (10, 1218838), (20, 609419), (109, 111820), (218, 55910), (436, 27955), (545, 22364), (1090, 11182), (2180, 5591)]