53955640

素因数分解:

$2^3\times 5^1\times {\mathrm{1348891}}^1$

素因数の和:1348902

約数の個数: 16

約数和(自身を含む): 121400280

約数和(自身を除く): 67444640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1348891, 2697782, 5395564, 6744455, 10791128, 13488910, 26977820, 53955640]

約数ペア:

[(1, 53955640), (2, 26977820), (4, 13488910), (5, 10791128), (8, 6744455), (10, 5395564), (20, 2697782), (40, 1348891)]