20092225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 26373312

約数和(自身を除く): 6281087

約数列:

[1, 5, 23, 25, 83, 115, 415, 421, 575, 1909, 2075, 2105, 9545, 9683, 10525, 34943, 47725, 48415, 174715, 242075, 803689, 873575, 4018445, 20092225]

約数ペア:

[(1, 20092225), (5, 4018445), (23, 873575), (25, 803689), (83, 242075), (115, 174715), (415, 48415), (421, 47725), (575, 34943), (1909, 10525), (2075, 9683), (2105, 9545)]