9782320

素因数分解:

$2^4\times 5^1\times {\mathrm{122279}}^1$

素因数の和:122292

約数の個数: 20

約数和(自身を含む): 22744080

約数和(自身を除く): 12961760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 122279, 244558, 489116, 611395, 978232, 1222790, 1956464, 2445580, 4891160, 9782320]

約数ペア:

[(1, 9782320), (2, 4891160), (4, 2445580), (5, 1956464), (8, 1222790), (10, 978232), (16, 611395), (20, 489116), (40, 244558), (80, 122279)]