8228920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29389}}^1$

素因数の和:29407

約数の個数: 32

約数和(自身を含む): 21160800

約数和(自身を除く): 12931880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 29389, 58778, 117556, 146945, 205723, 235112, 293890, 411446, 587780, 822892, 1028615, 1175560, 1645784, 2057230, 4114460, 8228920]

約数ペア:

[(1, 8228920), (2, 4114460), (4, 2057230), (5, 1645784), (7, 1175560), (8, 1028615), (10, 822892), (14, 587780), (20, 411446), (28, 293890), (35, 235112), (40, 205723), (56, 146945), (70, 117556), (140, 58778), (280, 29389)]