25639340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{11981}}^1$

素因数の和:12097

約数の個数: 24

約数和(自身を含む): 54350352

約数和(自身を除く): 28711012

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 11981, 23962, 47924, 59905, 119810, 239620, 1281967, 2563934, 5127868, 6409835, 12819670, 25639340]

約数ペア:

[(1, 25639340), (2, 12819670), (4, 6409835), (5, 5127868), (10, 2563934), (20, 1281967), (107, 239620), (214, 119810), (428, 59905), (535, 47924), (1070, 23962), (2140, 11981)]