54545080

素因数分解:

$2^3\times 5^1\times {\mathrm{1363627}}^1$

素因数の和:1363638

約数の個数: 16

約数和(自身を含む): 122726520

約数和(自身を除く): 68181440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1363627, 2727254, 5454508, 6818135, 10909016, 13636270, 27272540, 54545080]

約数ペア:

[(1, 54545080), (2, 27272540), (4, 13636270), (5, 10909016), (8, 6818135), (10, 5454508), (20, 2727254), (40, 1363627)]