28569800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{20407}}^1$

素因数の和:20430

約数の個数: 48

約数和(自身を含む): 75917760

約数和(自身を除く): 47347960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 20407, 40814, 81628, 102035, 142849, 163256, 204070, 285698, 408140, 510175, 571396, 714245, 816280, 1020350, 1142792, 1428490, 2040700, 2856980, 3571225, 4081400, 5713960, 7142450, 14284900, 28569800]

約数ペア:

[(1, 28569800), (2, 14284900), (4, 7142450), (5, 5713960), (7, 4081400), (8, 3571225), (10, 2856980), (14, 2040700), (20, 1428490), (25, 1142792), (28, 1020350), (35, 816280), (40, 714245), (50, 571396), (56, 510175), (70, 408140), (100, 285698), (140, 204070), (175, 163256), (200, 142849), (280, 102035), (350, 81628), (700, 40814), (1400, 20407)]