1980320

素因数分解:

$2^5\times 5^1\times {\mathrm{12377}}^1$

素因数の和:12392

約数の個数: 24

約数和(自身を含む): 4678884

約数和(自身を除く): 2698564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12377, 24754, 49508, 61885, 99016, 123770, 198032, 247540, 396064, 495080, 990160, 1980320]

約数ペア:

[(1, 1980320), (2, 990160), (4, 495080), (5, 396064), (8, 247540), (10, 198032), (16, 123770), (20, 99016), (32, 61885), (40, 49508), (80, 24754), (160, 12377)]