54260840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31547}}^1$

素因数の和:31601

約数の個数: 32

約数和(自身を含む): 124930080

約数和(自身を除く): 70669240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 31547, 63094, 126188, 157735, 252376, 315470, 630940, 1261880, 1356521, 2713042, 5426084, 6782605, 10852168, 13565210, 27130420, 54260840]

約数ペア:

[(1, 54260840), (2, 27130420), (4, 13565210), (5, 10852168), (8, 6782605), (10, 5426084), (20, 2713042), (40, 1356521), (43, 1261880), (86, 630940), (172, 315470), (215, 252376), (344, 157735), (430, 126188), (860, 63094), (1720, 31547)]