53888840

素因数分解:

$2^3\times 5^1\times {\mathrm{1347221}}^1$

素因数の和:1347232

約数の個数: 16

約数和(自身を含む): 121249980

約数和(自身を除く): 67361140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1347221, 2694442, 5388884, 6736105, 10777768, 13472210, 26944420, 53888840]

約数ペア:

[(1, 53888840), (2, 26944420), (4, 13472210), (5, 10777768), (8, 6736105), (10, 5388884), (20, 2694442), (40, 1347221)]