3960640

素因数分解:

$2^6\times 5^1\times {\mathrm{12377}}^1$

素因数の和:12394

約数の個数: 28

約数和(自身を含む): 9432036

約数和(自身を除く): 5471396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 12377, 24754, 49508, 61885, 99016, 123770, 198032, 247540, 396064, 495080, 792128, 990160, 1980320, 3960640]

約数ペア:

[(1, 3960640), (2, 1980320), (4, 990160), (5, 792128), (8, 495080), (10, 396064), (16, 247540), (20, 198032), (32, 123770), (40, 99016), (64, 61885), (80, 49508), (160, 24754), (320, 12377)]