8547880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19427}}^1$

素因数の和:19449

約数の個数: 32

約数和(自身を含む): 20982240

約数和(自身を除く): 12434360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19427, 38854, 77708, 97135, 155416, 194270, 213697, 388540, 427394, 777080, 854788, 1068485, 1709576, 2136970, 4273940, 8547880]

約数ペア:

[(1, 8547880), (2, 4273940), (4, 2136970), (5, 1709576), (8, 1068485), (10, 854788), (11, 777080), (20, 427394), (22, 388540), (40, 213697), (44, 194270), (55, 155416), (88, 97135), (110, 77708), (220, 38854), (440, 19427)]