20257810

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{24407}}^1$

素因数の和:24497

約数の個数: 16

約数和(自身を含む): 36904896

約数和(自身を除く): 16647086

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 24407, 48814, 122035, 244070, 2025781, 4051562, 10128905, 20257810]

約数ペア:

[(1, 20257810), (2, 10128905), (5, 4051562), (10, 2025781), (83, 244070), (166, 122035), (415, 48814), (830, 24407)]