54217880

素因数分解:

$2^3\times 5^1\times {\mathrm{1355447}}^1$

素因数の和:1355458

約数の個数: 16

約数和(自身を含む): 121990320

約数和(自身を除く): 67772440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1355447, 2710894, 5421788, 6777235, 10843576, 13554470, 27108940, 54217880]

約数ペア:

[(1, 54217880), (2, 27108940), (4, 13554470), (5, 10843576), (8, 6777235), (10, 5421788), (20, 2710894), (40, 1355447)]