26978510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1493}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 52708320

約数和(自身を除く): 25729810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1493, 1807, 2986, 3614, 7465, 9035, 14930, 18070, 19409, 38818, 97045, 194090, 207527, 415054, 1037635, 2075270, 2697851, 5395702, 13489255, 26978510]

約数ペア:

[(1, 26978510), (2, 13489255), (5, 5395702), (10, 2697851), (13, 2075270), (26, 1037635), (65, 415054), (130, 207527), (139, 194090), (278, 97045), (695, 38818), (1390, 19409), (1493, 18070), (1807, 14930), (2986, 9035), (3614, 7465)]