2991800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{2137}}^1$

素因数の和:2160

約数の個数: 48

約数和(自身を含む): 7953360

約数和(自身を除く): 4961560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 2137, 4274, 8548, 10685, 14959, 17096, 21370, 29918, 42740, 53425, 59836, 74795, 85480, 106850, 119672, 149590, 213700, 299180, 373975, 427400, 598360, 747950, 1495900, 2991800]

約数ペア:

[(1, 2991800), (2, 1495900), (4, 747950), (5, 598360), (7, 427400), (8, 373975), (10, 299180), (14, 213700), (20, 149590), (25, 119672), (28, 106850), (35, 85480), (40, 74795), (50, 59836), (56, 53425), (70, 42740), (100, 29918), (140, 21370), (175, 17096), (200, 14959), (280, 10685), (350, 8548), (700, 4274), (1400, 2137)]