26900180

素因数分解:

$2^2\times 5^1\times {\mathrm{1345009}}^1$

素因数の和:1345018

約数の個数: 12

約数和(自身を含む): 56490420

約数和(自身を除く): 29590240

約数列:

[1, 2, 4, 5, 10, 20, 1345009, 2690018, 5380036, 6725045, 13450090, 26900180]

約数ペア:

[(1, 26900180), (2, 13450090), (4, 6725045), (5, 5380036), (10, 2690018), (20, 1345009)]