7117880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2311}}^1$

素因数の和:2340

約数の個数: 64

約数和(自身を含む): 19975680

約数和(自身を除く): 12857800

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, 2311, 3080, 4622, 9244, 11555, 16177, 18488, 23110, 25421, 32354, 46220, 50842, 64708, 80885, 92440, 101684, 127105, 129416, 161770, 177947, 203368, 254210, 323540, 355894, 508420, 647080, 711788, 889735, 1016840, 1423576, 1779470, 3558940, 7117880]

約数ペア:

[(1, 7117880), (2, 3558940), (4, 1779470), (5, 1423576), (7, 1016840), (8, 889735), (10, 711788), (11, 647080), (14, 508420), (20, 355894), (22, 323540), (28, 254210), (35, 203368), (40, 177947), (44, 161770), (55, 129416), (56, 127105), (70, 101684), (77, 92440), (88, 80885), (110, 64708), (140, 50842), (154, 46220), (220, 32354), (280, 25421), (308, 23110), (385, 18488), (440, 16177), (616, 11555), (770, 9244), (1540, 4622), (2311, 3080)]