89579020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1009}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 197507520

約数和(自身を除く): 107928500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 193, 230, 386, 460, 772, 965, 1009, 1930, 2018, 3860, 4036, 4439, 5045, 8878, 10090, 17756, 20180, 22195, 23207, 44390, 46414, 88780, 92828, 116035, 194737, 232070, 389474, 464140, 778948, 973685, 1947370, 3894740, 4478951, 8957902, 17915804, 22394755, 44789510, 89579020]

約数ペア:

[(1, 89579020), (2, 44789510), (4, 22394755), (5, 17915804), (10, 8957902), (20, 4478951), (23, 3894740), (46, 1947370), (92, 973685), (115, 778948), (193, 464140), (230, 389474), (386, 232070), (460, 194737), (772, 116035), (965, 92828), (1009, 88780), (1930, 46414), (2018, 44390), (3860, 23207), (4036, 22195), (4439, 20180), (5045, 17756), (8878, 10090)]