51124490

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{21391}}^1$

素因数の和:21637

約数の個数: 16

約数和(自身を含む): 92413440

約数和(自身を除く): 41288950

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 21391, 42782, 106955, 213910, 5112449, 10224898, 25562245, 51124490]

約数ペア:

[(1, 51124490), (2, 25562245), (5, 10224898), (10, 5112449), (239, 213910), (478, 106955), (1195, 42782), (2390, 21391)]