133907480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{478241}}^1$

素因数の和:478259

約数の個数: 32

約数和(自身を含む): 344334240

約数和(自身を除く): 210426760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 478241, 956482, 1912964, 2391205, 3347687, 3825928, 4782410, 6695374, 9564820, 13390748, 16738435, 19129640, 26781496, 33476870, 66953740, 133907480]

約数ペア:

[(1, 133907480), (2, 66953740), (4, 33476870), (5, 26781496), (7, 19129640), (8, 16738435), (10, 13390748), (14, 9564820), (20, 6695374), (28, 4782410), (35, 3825928), (40, 3347687), (56, 2391205), (70, 1912964), (140, 956482), (280, 478241)]