8690836

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 20109600

約数和(自身を除く): 11418764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 49, 58, 77, 98, 116, 139, 154, 196, 203, 278, 308, 319, 406, 539, 556, 638, 812, 973, 1078, 1276, 1421, 1529, 1946, 2156, 2233, 2842, 3058, 3892, 4031, 4466, 5684, 6116, 6811, 8062, 8932, 10703, 13622, 15631, 16124, 21406, 27244, 28217, 31262, 42812, 44341, 56434, 62524, 74921, 88682, 112868, 149842, 177364, 197519, 299684, 310387, 395038, 620774, 790076, 1241548, 2172709, 4345418, 8690836]

約数ペア:

[(1, 8690836), (2, 4345418), (4, 2172709), (7, 1241548), (11, 790076), (14, 620774), (22, 395038), (28, 310387), (29, 299684), (44, 197519), (49, 177364), (58, 149842), (77, 112868), (98, 88682), (116, 74921), (139, 62524), (154, 56434), (196, 44341), (203, 42812), (278, 31262), (308, 28217), (319, 27244), (406, 21406), (539, 16124), (556, 15631), (638, 13622), (812, 10703), (973, 8932), (1078, 8062), (1276, 6811), (1421, 6116), (1529, 5684), (1946, 4466), (2156, 4031), (2233, 3892), (2842, 3058)]