4086440

素因数分解:

$2^3\times 5^1\times {\mathrm{102161}}^1$

素因数の和:102172

約数の個数: 16

約数和(自身を含む): 9194580

約数和(自身を除く): 5108140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 102161, 204322, 408644, 510805, 817288, 1021610, 2043220, 4086440]

約数ペア:

[(1, 4086440), (2, 2043220), (4, 1021610), (5, 817288), (8, 510805), (10, 408644), (20, 204322), (40, 102161)]