30898000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2207}}^1$

素因数の和:2237

約数の個数: 80

約数和(自身を含む): 85423104

約数和(自身を除く): 54525104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2207, 2800, 3500, 4414, 7000, 8828, 11035, 14000, 15449, 17656, 22070, 30898, 35312, 44140, 55175, 61796, 77245, 88280, 110350, 123592, 154490, 176560, 220700, 247184, 275875, 308980, 386225, 441400, 551750, 617960, 772450, 882800, 1103500, 1235920, 1544900, 1931125, 2207000, 3089800, 3862250, 4414000, 6179600, 7724500, 15449000, 30898000]

約数ペア:

[(1, 30898000), (2, 15449000), (4, 7724500), (5, 6179600), (7, 4414000), (8, 3862250), (10, 3089800), (14, 2207000), (16, 1931125), (20, 1544900), (25, 1235920), (28, 1103500), (35, 882800), (40, 772450), (50, 617960), (56, 551750), (70, 441400), (80, 386225), (100, 308980), (112, 275875), (125, 247184), (140, 220700), (175, 176560), (200, 154490), (250, 123592), (280, 110350), (350, 88280), (400, 77245), (500, 61796), (560, 55175), (700, 44140), (875, 35312), (1000, 30898), (1400, 22070), (1750, 17656), (2000, 15449), (2207, 14000), (2800, 11035), (3500, 8828), (4414, 7000)]