40439366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 28144954

約数列:

[1, 2, 11, 22, 41, 82, 107, 214, 419, 451, 838, 902, 1177, 2354, 4387, 4609, 8774, 9218, 17179, 34358, 44833, 48257, 89666, 96514, 188969, 377938, 493163, 986326, 1838153, 3676306, 20219683, 40439366]

約数ペア:

[(1, 40439366), (2, 20219683), (11, 3676306), (22, 1838153), (41, 986326), (82, 493163), (107, 377938), (214, 188969), (419, 96514), (451, 89666), (838, 48257), (902, 44833), (1177, 34358), (2354, 17179), (4387, 9218), (4609, 8774)]