2497000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 6402240

約数和(自身を除く): 3905240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 227, 250, 275, 440, 454, 500, 550, 908, 1000, 1100, 1135, 1375, 1816, 2200, 2270, 2497, 2750, 4540, 4994, 5500, 5675, 9080, 9988, 11000, 11350, 12485, 19976, 22700, 24970, 28375, 45400, 49940, 56750, 62425, 99880, 113500, 124850, 227000, 249700, 312125, 499400, 624250, 1248500, 2497000]

約数ペア:

[(1, 2497000), (2, 1248500), (4, 624250), (5, 499400), (8, 312125), (10, 249700), (11, 227000), (20, 124850), (22, 113500), (25, 99880), (40, 62425), (44, 56750), (50, 49940), (55, 45400), (88, 28375), (100, 24970), (110, 22700), (125, 19976), (200, 12485), (220, 11350), (227, 11000), (250, 9988), (275, 9080), (440, 5675), (454, 5500), (500, 4994), (550, 4540), (908, 2750), (1000, 2497), (1100, 2270), (1135, 2200), (1375, 1816)]