2520188

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 5005056

約数和(自身を除く): 2484868

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 127, 164, 242, 254, 451, 484, 508, 902, 1397, 1804, 2794, 4961, 5207, 5588, 9922, 10414, 15367, 19844, 20828, 30734, 57277, 61468, 114554, 229108, 630047, 1260094, 2520188]

約数ペア:

[(1, 2520188), (2, 1260094), (4, 630047), (11, 229108), (22, 114554), (41, 61468), (44, 57277), (82, 30734), (121, 20828), (127, 19844), (164, 15367), (242, 10414), (254, 9922), (451, 5588), (484, 5207), (508, 4961), (902, 2794), (1397, 1804)]