1274080280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2895637}}^1$

素因数の和:2895659

約数の個数: 32

約数和(自身を含む): 3127289040

約数和(自身を除く): 1853208760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2895637, 5791274, 11582548, 14478185, 23165096, 28956370, 31852007, 57912740, 63704014, 115825480, 127408028, 159260035, 254816056, 318520070, 637040140, 1274080280]

約数ペア:

[(1, 1274080280), (2, 637040140), (4, 318520070), (5, 254816056), (8, 159260035), (10, 127408028), (11, 115825480), (20, 63704014), (22, 57912740), (40, 31852007), (44, 28956370), (55, 23165096), (88, 14478185), (110, 11582548), (220, 5791274), (440, 2895637)]