28332920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9199}}^1$

素因数の和:9228

約数の個数: 64

約数和(自身を含む): 79488000

約数和(自身を除く): 51155080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 9199, 18398, 36796, 45995, 64393, 73592, 91990, 101189, 128786, 183980, 202378, 257572, 321965, 367960, 404756, 505945, 515144, 643930, 708323, 809512, 1011890, 1287860, 1416646, 2023780, 2575720, 2833292, 3541615, 4047560, 5666584, 7083230, 14166460, 28332920]

約数ペア:

[(1, 28332920), (2, 14166460), (4, 7083230), (5, 5666584), (7, 4047560), (8, 3541615), (10, 2833292), (11, 2575720), (14, 2023780), (20, 1416646), (22, 1287860), (28, 1011890), (35, 809512), (40, 708323), (44, 643930), (55, 515144), (56, 505945), (70, 404756), (77, 367960), (88, 321965), (110, 257572), (140, 202378), (154, 183980), (220, 128786), (280, 101189), (308, 91990), (385, 73592), (440, 64393), (616, 45995), (770, 36796), (1540, 18398), (3080, 9199)]