25966420

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10223}}^1$

素因数の和:10359

約数の個数: 24

約数和(自身を含む): 54964224

約数和(自身を除く): 28997804

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 10223, 20446, 40892, 51115, 102230, 204460, 1298321, 2596642, 5193284, 6491605, 12983210, 25966420]

約数ペア:

[(1, 25966420), (2, 12983210), (4, 6491605), (5, 5193284), (10, 2596642), (20, 1298321), (127, 204460), (254, 102230), (508, 51115), (635, 40892), (1270, 20446), (2540, 10223)]