8940272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:741

約数の個数: 40

約数和(自身を含む): 19165440

約数和(自身を除く): 10225168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 643, 869, 1264, 1286, 1738, 2572, 3476, 5144, 6952, 7073, 10288, 13904, 14146, 28292, 50797, 56584, 101594, 113168, 203188, 406376, 558767, 812752, 1117534, 2235068, 4470136, 8940272]

約数ペア:

[(1, 8940272), (2, 4470136), (4, 2235068), (8, 1117534), (11, 812752), (16, 558767), (22, 406376), (44, 203188), (79, 113168), (88, 101594), (158, 56584), (176, 50797), (316, 28292), (632, 14146), (643, 13904), (869, 10288), (1264, 7073), (1286, 6952), (1738, 5144), (2572, 3476)]