2494000

素因数分解:

$2^4\times 5^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 80

約数和(自身を含む): 6383520

約数和(自身を除く): 3889520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 43, 50, 58, 80, 86, 100, 116, 125, 145, 172, 200, 215, 232, 250, 290, 344, 400, 430, 464, 500, 580, 688, 725, 860, 1000, 1075, 1160, 1247, 1450, 1720, 2000, 2150, 2320, 2494, 2900, 3440, 3625, 4300, 4988, 5375, 5800, 6235, 7250, 8600, 9976, 10750, 11600, 12470, 14500, 17200, 19952, 21500, 24940, 29000, 31175, 43000, 49880, 58000, 62350, 86000, 99760, 124700, 155875, 249400, 311750, 498800, 623500, 1247000, 2494000]

約数ペア:

[(1, 2494000), (2, 1247000), (4, 623500), (5, 498800), (8, 311750), (10, 249400), (16, 155875), (20, 124700), (25, 99760), (29, 86000), (40, 62350), (43, 58000), (50, 49880), (58, 43000), (80, 31175), (86, 29000), (100, 24940), (116, 21500), (125, 19952), (145, 17200), (172, 14500), (200, 12470), (215, 11600), (232, 10750), (250, 9976), (290, 8600), (344, 7250), (400, 6235), (430, 5800), (464, 5375), (500, 4988), (580, 4300), (688, 3625), (725, 3440), (860, 2900), (1000, 2494), (1075, 2320), (1160, 2150), (1247, 2000), (1450, 1720)]