26559620

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2609}}^1$

素因数の和:3127

約数の個数: 24

約数和(自身を含む): 55906200

約数和(自身を除く): 29346580

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 2609, 5090, 5218, 10180, 10436, 13045, 26090, 52180, 1327981, 2655962, 5311924, 6639905, 13279810, 26559620]

約数ペア:

[(1, 26559620), (2, 13279810), (4, 6639905), (5, 5311924), (10, 2655962), (20, 1327981), (509, 52180), (1018, 26090), (2036, 13045), (2545, 10436), (2609, 10180), (5090, 5218)]