4975990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5591}}^1$

素因数の和:5687

約数の個数: 16

約数和(自身を含む): 9059040

約数和(自身を除く): 4083050

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 5591, 11182, 27955, 55910, 497599, 995198, 2487995, 4975990]

約数ペア:

[(1, 4975990), (2, 2487995), (5, 995198), (10, 497599), (89, 55910), (178, 27955), (445, 11182), (890, 5591)]