2920280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6637}}^1$

素因数の和:6659

約数の個数: 32

約数和(自身を含む): 7169040

約数和(自身を除く): 4248760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6637, 13274, 26548, 33185, 53096, 66370, 73007, 132740, 146014, 265480, 292028, 365035, 584056, 730070, 1460140, 2920280]

約数ペア:

[(1, 2920280), (2, 1460140), (4, 730070), (5, 584056), (8, 365035), (10, 292028), (11, 265480), (20, 146014), (22, 132740), (40, 73007), (44, 66370), (55, 53096), (88, 33185), (110, 26548), (220, 13274), (440, 6637)]