16992920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{60689}}^1$

素因数の和:60707

約数の個数: 32

約数和(自身を含む): 43696800

約数和(自身を除く): 26703880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 60689, 121378, 242756, 303445, 424823, 485512, 606890, 849646, 1213780, 1699292, 2124115, 2427560, 3398584, 4248230, 8496460, 16992920]

約数ペア:

[(1, 16992920), (2, 8496460), (4, 4248230), (5, 3398584), (7, 2427560), (8, 2124115), (10, 1699292), (14, 1213780), (20, 849646), (28, 606890), (35, 485512), (40, 424823), (56, 303445), (70, 242756), (140, 121378), (280, 60689)]