26440580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9511}}^1$

素因数の和:9659

約数の個数: 24

約数和(自身を含む): 55930560

約数和(自身を除く): 29489980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 9511, 19022, 38044, 47555, 95110, 190220, 1322029, 2644058, 5288116, 6610145, 13220290, 26440580]

約数ペア:

[(1, 26440580), (2, 13220290), (4, 6610145), (5, 5288116), (10, 2644058), (20, 1322029), (139, 190220), (278, 95110), (556, 47555), (695, 38044), (1390, 19022), (2780, 9511)]