40665586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 69632640

約数和(自身を除く): 28967054

約数列:

[1, 2, 13, 19, 26, 38, 247, 263, 313, 494, 526, 626, 3419, 4069, 4997, 5947, 6838, 8138, 9994, 11894, 64961, 77311, 82319, 129922, 154622, 164638, 1070147, 1564061, 2140294, 3128122, 20332793, 40665586]

約数ペア:

[(1, 40665586), (2, 20332793), (13, 3128122), (19, 2140294), (26, 1564061), (38, 1070147), (247, 164638), (263, 154622), (313, 129922), (494, 82319), (526, 77311), (626, 64961), (3419, 11894), (4069, 9994), (4997, 8138), (5947, 6838)]