10885000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{311}}^1$

素因数の和:344

約数の個数: 80

約数和(自身を含む): 29240640

約数和(自身を除く): 18355640

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, 311, 350, 500, 622, 625, 700, 875, 1000, 1244, 1250, 1400, 1555, 1750, 2177, 2488, 2500, 3110, 3500, 4354, 4375, 5000, 6220, 7000, 7775, 8708, 8750, 10885, 12440, 15550, 17416, 17500, 21770, 31100, 35000, 38875, 43540, 54425, 62200, 77750, 87080, 108850, 155500, 194375, 217700, 272125, 311000, 388750, 435400, 544250, 777500, 1088500, 1360625, 1555000, 2177000, 2721250, 5442500, 10885000]

約数ペア:

[(1, 10885000), (2, 5442500), (4, 2721250), (5, 2177000), (7, 1555000), (8, 1360625), (10, 1088500), (14, 777500), (20, 544250), (25, 435400), (28, 388750), (35, 311000), (40, 272125), (50, 217700), (56, 194375), (70, 155500), (100, 108850), (125, 87080), (140, 77750), (175, 62200), (200, 54425), (250, 43540), (280, 38875), (311, 35000), (350, 31100), (500, 21770), (622, 17500), (625, 17416), (700, 15550), (875, 12440), (1000, 10885), (1244, 8750), (1250, 8708), (1400, 7775), (1555, 7000), (1750, 6220), (2177, 5000), (2488, 4375), (2500, 4354), (3110, 3500)]