2491820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5417}}^1$

素因数の和:5449

約数の個数: 24

約数和(自身を含む): 5461344

約数和(自身を除く): 2969524

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 5417, 10834, 21668, 27085, 54170, 108340, 124591, 249182, 498364, 622955, 1245910, 2491820]

約数ペア:

[(1, 2491820), (2, 1245910), (4, 622955), (5, 498364), (10, 249182), (20, 124591), (23, 108340), (46, 54170), (92, 27085), (115, 21668), (230, 10834), (460, 5417)]