16590280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 43021440

約数和(自身を除く): 26431160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 307, 386, 614, 772, 965, 1228, 1351, 1535, 1544, 1930, 2149, 2456, 2702, 3070, 3860, 4298, 5404, 6140, 6755, 7720, 8596, 10745, 10808, 12280, 13510, 17192, 21490, 27020, 42980, 54040, 59251, 85960, 118502, 237004, 296255, 414757, 474008, 592510, 829514, 1185020, 1659028, 2073785, 2370040, 3318056, 4147570, 8295140, 16590280]

約数ペア:

[(1, 16590280), (2, 8295140), (4, 4147570), (5, 3318056), (7, 2370040), (8, 2073785), (10, 1659028), (14, 1185020), (20, 829514), (28, 592510), (35, 474008), (40, 414757), (56, 296255), (70, 237004), (140, 118502), (193, 85960), (280, 59251), (307, 54040), (386, 42980), (614, 27020), (772, 21490), (965, 17192), (1228, 13510), (1351, 12280), (1535, 10808), (1544, 10745), (1930, 8596), (2149, 7720), (2456, 6755), (2702, 6140), (3070, 5404), (3860, 4298)]