9782120

素因数分解:

$2^3\times 5^1\times {\mathrm{244553}}^1$

素因数の和:244564

約数の個数: 16

約数和(自身を含む): 22009860

約数和(自身を除く): 12227740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 244553, 489106, 978212, 1222765, 1956424, 2445530, 4891060, 9782120]

約数ペア:

[(1, 9782120), (2, 4891060), (4, 2445530), (5, 1956424), (8, 1222765), (10, 978212), (20, 489106), (40, 244553)]