1681796120

素因数分解:

$2^3\times 5^1\times {\mathrm{42044903}}^1$

素因数の和:42044914

約数の個数: 16

約数和(自身を含む): 3784041360

約数和(自身を除く): 2102245240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 42044903, 84089806, 168179612, 210224515, 336359224, 420449030, 840898060, 1681796120]

約数ペア:

[(1, 1681796120), (2, 840898060), (4, 420449030), (5, 336359224), (8, 210224515), (10, 168179612), (20, 84089806), (40, 42044903)]