40467988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 80410176

約数和(自身を除く): 39942188

約数列:

[1, 2, 4, 11, 22, 43, 44, 73, 86, 146, 172, 292, 293, 473, 586, 803, 946, 1172, 1606, 1892, 3139, 3212, 3223, 6278, 6446, 12556, 12599, 12892, 21389, 25198, 34529, 42778, 50396, 69058, 85556, 138116, 138589, 235279, 277178, 470558, 554356, 919727, 941116, 1839454, 3678908, 10116997, 20233994, 40467988]

約数ペア:

[(1, 40467988), (2, 20233994), (4, 10116997), (11, 3678908), (22, 1839454), (43, 941116), (44, 919727), (73, 554356), (86, 470558), (146, 277178), (172, 235279), (292, 138589), (293, 138116), (473, 85556), (586, 69058), (803, 50396), (946, 42778), (1172, 34529), (1606, 25198), (1892, 21389), (3139, 12892), (3212, 12599), (3223, 12556), (6278, 6446)]