25989580

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1151}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 54673920

約数和(自身を除く): 28684340

約数列:

[1, 2, 4, 5, 10, 20, 1129, 1151, 2258, 2302, 4516, 4604, 5645, 5755, 11290, 11510, 22580, 23020, 1299479, 2598958, 5197916, 6497395, 12994790, 25989580]

約数ペア:

[(1, 25989580), (2, 12994790), (4, 6497395), (5, 5197916), (10, 2598958), (20, 1299479), (1129, 23020), (1151, 22580), (2258, 11510), (2302, 11290), (4516, 5755), (4604, 5645)]