8384680

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2161}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 19068840

約数和(自身を除く): 10684160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2161, 3880, 4322, 8644, 10805, 17288, 21610, 43220, 86440, 209617, 419234, 838468, 1048085, 1676936, 2096170, 4192340, 8384680]

約数ペア:

[(1, 8384680), (2, 4192340), (4, 2096170), (5, 1676936), (8, 1048085), (10, 838468), (20, 419234), (40, 209617), (97, 86440), (194, 43220), (388, 21610), (485, 17288), (776, 10805), (970, 8644), (1940, 4322), (2161, 3880)]