89980460

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{23311}}^1$

素因数の和:23513

約数の個数: 24

約数和(自身を含む): 189946176

約数和(自身を除く): 99965716

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 23311, 46622, 93244, 116555, 233110, 466220, 4499023, 8998046, 17996092, 22495115, 44990230, 89980460]

約数ペア:

[(1, 89980460), (2, 44990230), (4, 22495115), (5, 17996092), (10, 8998046), (20, 4499023), (193, 466220), (386, 233110), (772, 116555), (965, 93244), (1930, 46622), (3860, 23311)]