2443000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{349}}^1$

素因数の和:377

約数の個数: 64

約数和(自身を含む): 6552000

約数和(自身を除く): 4109000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 349, 350, 500, 698, 700, 875, 1000, 1396, 1400, 1745, 1750, 2443, 2792, 3490, 3500, 4886, 6980, 7000, 8725, 9772, 12215, 13960, 17450, 19544, 24430, 34900, 43625, 48860, 61075, 69800, 87250, 97720, 122150, 174500, 244300, 305375, 349000, 488600, 610750, 1221500, 2443000]

約数ペア:

[(1, 2443000), (2, 1221500), (4, 610750), (5, 488600), (7, 349000), (8, 305375), (10, 244300), (14, 174500), (20, 122150), (25, 97720), (28, 87250), (35, 69800), (40, 61075), (50, 48860), (56, 43625), (70, 34900), (100, 24430), (125, 19544), (140, 17450), (175, 13960), (200, 12215), (250, 9772), (280, 8725), (349, 7000), (350, 6980), (500, 4886), (698, 3500), (700, 3490), (875, 2792), (1000, 2443), (1396, 1750), (1400, 1745)]