20120409092

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{2557}}^1$

素因数の和:2917

約数の個数: 96

約数和(自身を含む): 43483216896

約数和(自身を除く): 23362807804

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 271, 427, 476, 542, 854, 1037, 1084, 1708, 1897, 2074, 2557, 3794, 4148, 4607, 5114, 7259, 7588, 9214, 10228, 14518, 16531, 17899, 18428, 29036, 32249, 33062, 35798, 43469, 64498, 66124, 71596, 86938, 115717, 128996, 155977, 173876, 231434, 281027, 304283, 311954, 462868, 562054, 608566, 623908, 692947, 1091839, 1124108, 1217132, 1385894, 1967189, 2183678, 2651609, 2771788, 3934378, 4367356, 4850629, 5303218, 7868756, 9701258, 10606436, 11780099, 18561263, 19402516, 23560198, 37122526, 42269767, 47120396, 74245052, 82460693, 84539534, 164921386, 169079068, 295888369, 329842772, 591776738, 718586039, 1183553476, 1437172078, 2874344156, 5030102273, 10060204546, 20120409092]

約数ペア:

[(1, 20120409092), (2, 10060204546), (4, 5030102273), (7, 2874344156), (14, 1437172078), (17, 1183553476), (28, 718586039), (34, 591776738), (61, 329842772), (68, 295888369), (119, 169079068), (122, 164921386), (238, 84539534), (244, 82460693), (271, 74245052), (427, 47120396), (476, 42269767), (542, 37122526), (854, 23560198), (1037, 19402516), (1084, 18561263), (1708, 11780099), (1897, 10606436), (2074, 9701258), (2557, 7868756), (3794, 5303218), (4148, 4850629), (4607, 4367356), (5114, 3934378), (7259, 2771788), (7588, 2651609), (9214, 2183678), (10228, 1967189), (14518, 1385894), (16531, 1217132), (17899, 1124108), (18428, 1091839), (29036, 692947), (32249, 623908), (33062, 608566), (35798, 562054), (43469, 462868), (64498, 311954), (66124, 304283), (71596, 281027), (86938, 231434), (115717, 173876), (128996, 155977)]