9782540

素因数分解:

$2^2\times 5^1\times {\mathrm{489127}}^1$

素因数の和:489136

約数の個数: 12

約数和(自身を含む): 20543376

約数和(自身を除く): 10760836

約数列:

[1, 2, 4, 5, 10, 20, 489127, 978254, 1956508, 2445635, 4891270, 9782540]

約数ペア:

[(1, 9782540), (2, 4891270), (4, 2445635), (5, 1956508), (10, 978254), (20, 489127)]