1285704790

素因数分解:

$2^1\times 5^1\times {\mathrm{2861}}^1\times {\mathrm{44939}}^1$

素因数の和:47807

約数の個数: 16

約数和(自身を含む): 2315129040

約数和(自身を除く): 1029424250

約数列:

[1, 2, 5, 10, 2861, 5722, 14305, 28610, 44939, 89878, 224695, 449390, 128570479, 257140958, 642852395, 1285704790]

約数ペア:

[(1, 1285704790), (2, 642852395), (5, 257140958), (10, 128570479), (2861, 449390), (5722, 224695), (14305, 89878), (28610, 44939)]