2078244880

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{82997}}^1$

素因数の和:83323

約数の個数: 40

約数和(自身を含む): 4847415192

約数和(自身を除く): 2769170312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 12520, 25040, 82997, 165994, 331988, 414985, 663976, 829970, 1327952, 1659940, 3319880, 6639760, 25978061, 51956122, 103912244, 129890305, 207824488, 259780610, 415648976, 519561220, 1039122440, 2078244880]

約数ペア:

[(1, 2078244880), (2, 1039122440), (4, 519561220), (5, 415648976), (8, 259780610), (10, 207824488), (16, 129890305), (20, 103912244), (40, 51956122), (80, 25978061), (313, 6639760), (626, 3319880), (1252, 1659940), (1565, 1327952), (2504, 829970), (3130, 663976), (5008, 414985), (6260, 331988), (12520, 165994), (25040, 82997)]