26946460

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2647}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 56720160

約数和(自身を除く): 29773700

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 2647, 5090, 5294, 10180, 10588, 13235, 26470, 52940, 1347323, 2694646, 5389292, 6736615, 13473230, 26946460]

約数ペア:

[(1, 26946460), (2, 13473230), (4, 6736615), (5, 5389292), (10, 2694646), (20, 1347323), (509, 52940), (1018, 26470), (2036, 13235), (2545, 10588), (2647, 10180), (5090, 5294)]