269118920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{961139}}^1$

素因数の和:961157

約数の個数: 32

約数和(自身を含む): 692020800

約数和(自身を除く): 422901880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 961139, 1922278, 3844556, 4805695, 6727973, 7689112, 9611390, 13455946, 19222780, 26911892, 33639865, 38445560, 53823784, 67279730, 134559460, 269118920]

約数ペア:

[(1, 269118920), (2, 134559460), (4, 67279730), (5, 53823784), (7, 38445560), (8, 33639865), (10, 26911892), (14, 19222780), (20, 13455946), (28, 9611390), (35, 7689112), (40, 6727973), (56, 4805695), (70, 3844556), (140, 1922278), (280, 961139)]