54378940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35311}}^1$

素因数の和:35338

約数の個数: 48

約数和(自身を含む): 142377984

約数和(自身を除く): 87999044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35311, 70622, 141244, 176555, 247177, 353110, 388421, 494354, 706220, 776842, 988708, 1235885, 1553684, 1942105, 2471770, 2718947, 3884210, 4943540, 5437894, 7768420, 10875788, 13594735, 27189470, 54378940]

約数ペア:

[(1, 54378940), (2, 27189470), (4, 13594735), (5, 10875788), (7, 7768420), (10, 5437894), (11, 4943540), (14, 3884210), (20, 2718947), (22, 2471770), (28, 1942105), (35, 1553684), (44, 1235885), (55, 988708), (70, 776842), (77, 706220), (110, 494354), (140, 388421), (154, 353110), (220, 247177), (308, 176555), (385, 141244), (770, 70622), (1540, 35311)]