8720747756

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{2089}}^1$

素因数の和:2204

約数の個数: 108

約数和(自身を含む): 19063182600

約数和(自身を除く): 10342434844

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 59, 76, 98, 118, 133, 196, 236, 266, 361, 413, 532, 722, 826, 931, 1121, 1444, 1652, 1862, 2089, 2242, 2527, 2891, 3724, 4178, 4484, 5054, 5782, 7847, 8356, 10108, 11564, 14623, 15694, 17689, 21299, 29246, 31388, 35378, 39691, 42598, 54929, 58492, 70756, 79382, 85196, 102361, 109858, 123251, 149093, 158764, 204722, 219716, 246502, 277837, 298186, 409444, 493004, 555674, 596372, 754129, 862757, 1043651, 1111348, 1508258, 1725514, 1944859, 2087302, 2341769, 3016516, 3451028, 3889718, 4174604, 4683538, 5278903, 6039299, 7779436, 9367076, 10557806, 12078598, 16392383, 21115612, 24157196, 32784766, 36952321, 44493611, 65569532, 73904642, 88987222, 114746681, 147809284, 177974444, 229493362, 311455277, 458986724, 622910554, 1245821108, 2180186939, 4360373878, 8720747756]

約数ペア:

[(1, 8720747756), (2, 4360373878), (4, 2180186939), (7, 1245821108), (14, 622910554), (19, 458986724), (28, 311455277), (38, 229493362), (49, 177974444), (59, 147809284), (76, 114746681), (98, 88987222), (118, 73904642), (133, 65569532), (196, 44493611), (236, 36952321), (266, 32784766), (361, 24157196), (413, 21115612), (532, 16392383), (722, 12078598), (826, 10557806), (931, 9367076), (1121, 7779436), (1444, 6039299), (1652, 5278903), (1862, 4683538), (2089, 4174604), (2242, 3889718), (2527, 3451028), (2891, 3016516), (3724, 2341769), (4178, 2087302), (4484, 1944859), (5054, 1725514), (5782, 1508258), (7847, 1111348), (8356, 1043651), (10108, 862757), (11564, 754129), (14623, 596372), (15694, 555674), (17689, 493004), (21299, 409444), (29246, 298186), (31388, 277837), (35378, 246502), (39691, 219716), (42598, 204722), (54929, 158764), (58492, 149093), (70756, 123251), (79382, 109858), (85196, 102361)]