26290420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101117}}^1$

素因数の和:101139

約数の個数: 24

約数和(自身を含む): 59457384

約数和(自身を除く): 33166964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 101117, 202234, 404468, 505585, 1011170, 1314521, 2022340, 2629042, 5258084, 6572605, 13145210, 26290420]

約数ペア:

[(1, 26290420), (2, 13145210), (4, 6572605), (5, 5258084), (10, 2629042), (13, 2022340), (20, 1314521), (26, 1011170), (52, 505585), (65, 404468), (130, 202234), (260, 101117)]