27130420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31547}}^1$

素因数の和:31599

約数の個数: 24

約数和(自身を含む): 58300704

約数和(自身を除く): 31170284

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31547, 63094, 126188, 157735, 315470, 630940, 1356521, 2713042, 5426084, 6782605, 13565210, 27130420]

約数ペア:

[(1, 27130420), (2, 13565210), (4, 6782605), (5, 5426084), (10, 2713042), (20, 1356521), (43, 630940), (86, 315470), (172, 157735), (215, 126188), (430, 63094), (860, 31547)]