870760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 2138400

約数和(自身を除く): 1267640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1979, 3958, 7916, 9895, 15832, 19790, 21769, 39580, 43538, 79160, 87076, 108845, 174152, 217690, 435380, 870760]

約数ペア:

[(1, 870760), (2, 435380), (4, 217690), (5, 174152), (8, 108845), (10, 87076), (11, 79160), (20, 43538), (22, 39580), (40, 21769), (44, 19790), (55, 15832), (88, 9895), (110, 7916), (220, 3958), (440, 1979)]