2198790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2245

約数の個数: 48

約数和(自身を含む): 6239376

約数和(自身を除く): 4040586

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 2221, 4442, 6663, 11105, 13326, 19989, 22210, 24431, 33315, 39978, 48862, 66630, 73293, 99945, 122155, 146586, 199890, 219879, 244310, 366465, 439758, 732930, 1099395, 2198790]

約数ペア:

[(1, 2198790), (2, 1099395), (3, 732930), (5, 439758), (6, 366465), (9, 244310), (10, 219879), (11, 199890), (15, 146586), (18, 122155), (22, 99945), (30, 73293), (33, 66630), (45, 48862), (55, 39978), (66, 33315), (90, 24431), (99, 22210), (110, 19989), (165, 13326), (198, 11105), (330, 6663), (495, 4442), (990, 2221)]