20746140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{345769}}^1$

素因数の和:345781

約数の個数: 24

約数和(自身を含む): 58089360

約数和(自身を除く): 37343220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 345769, 691538, 1037307, 1383076, 1728845, 2074614, 3457690, 4149228, 5186535, 6915380, 10373070, 20746140]

約数ペア:

[(1, 20746140), (2, 10373070), (3, 6915380), (4, 5186535), (5, 4149228), (6, 3457690), (10, 2074614), (12, 1728845), (15, 1383076), (20, 1037307), (30, 691538), (60, 345769)]