18061360

素因数分解:

$2^4\times 5^1\times {\mathrm{225767}}^1$

素因数の和:225780

約数の個数: 20

約数和(自身を含む): 41992848

約数和(自身を除く): 23931488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 225767, 451534, 903068, 1128835, 1806136, 2257670, 3612272, 4515340, 9030680, 18061360]

約数ペア:

[(1, 18061360), (2, 9030680), (4, 4515340), (5, 3612272), (8, 2257670), (10, 1806136), (16, 1128835), (20, 903068), (40, 451534), (80, 225767)]