2090221.00000000

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 47738880

約数和(自身を除く): 23671364

約数列:

[1, 2, 4, 11, 22, 44, 59, 73, 118, 127, 146, 236, 254, 292, 508, 649, 803, 1298, 1397, 1606, 2596, 2794, 3212, 4307, 5588, 7493, 8614, 9271, 14986, 17228, 18542, 29972, 37084, 47377, 82423, 94754, 101981, 164846, 189508, 203962, 329692, 407924, 546989, 1093978, 2187956, 6016879, 12033758, 24067516]

約数ペア:

[(1, 24067516), (2, 12033758), (4, 6016879), (11, 2187956), (22, 1093978), (44, 546989), (59, 407924), (73, 329692), (118, 203962), (127, 189508), (146, 164846), (236, 101981), (254, 94754), (292, 82423), (508, 47377), (649, 37084), (803, 29972), (1298, 18542), (1397, 17228), (1606, 14986), (2596, 9271), (2794, 8614), (3212, 7493), (4307, 5588)]