8530280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19387}}^1$

素因数の和:19409

約数の個数: 32

約数和(自身を含む): 20939040

約数和(自身を除く): 12408760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19387, 38774, 77548, 96935, 155096, 193870, 213257, 387740, 426514, 775480, 853028, 1066285, 1706056, 2132570, 4265140, 8530280]

約数ペア:

[(1, 8530280), (2, 4265140), (4, 2132570), (5, 1706056), (8, 1066285), (10, 853028), (11, 775480), (20, 426514), (22, 387740), (40, 213257), (44, 193870), (55, 155096), (88, 96935), (110, 77548), (220, 38774), (440, 19387)]