20342852488

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 256

約数和(自身を含む): 48818995200

約数和(自身を除く): 28476142712

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 31, 37, 56, 58, 62, 67, 74, 116, 124, 134, 148, 163, 203, 217, 232, 248, 259, 268, 296, 326, 406, 434, 469, 518, 536, 652, 812, 868, 899, 938, 1036, 1073, 1141, 1147, 1304, 1624, 1736, 1798, 1876, 1943, 2072, 2077, 2146, 2282, 2294, 2479, 3596, 3752, 3886, 4154, 4292, 4564, 4588, 4727, 4958, 5053, 6031, 6293, 7192, 7511, 7772, 8029, 8308, 8584, 9128, 9176, 9454, 9916, 10106, 10921, 12062, 12586, 13601, 14539, 15022, 15544, 16058, 16616, 17353, 18908, 19832, 20212, 21842, 24124, 25172, 27202, 29078, 30044, 32116, 33089, 33263, 34706, 35371, 37816, 40424, 42217, 43684, 48248, 50344, 54404, 58156, 60088, 60233, 64232, 66178, 66526, 69412, 70742, 71891, 76447, 76849, 84434, 87368, 108808, 116312, 120466, 132356, 133052, 138824, 141484, 143782, 146537, 152894, 153698, 168868, 174899, 186961, 232841, 240932, 264712, 266104, 282968, 287564, 293074, 305788, 307396, 316709, 337736, 338551, 349798, 373922, 404077, 421631, 465682, 481864, 503237, 537943, 575128, 586148, 611576, 614792, 633418, 677102, 699596, 747844, 808154, 843262, 931364, 1006474, 1025759, 1075886, 1172296, 1224293, 1266836, 1308727, 1354204, 1399192, 1495688, 1616308, 1686524, 1862728, 2012948, 2051518, 2151772, 2216963, 2228621, 2369857, 2448586, 2533672, 2617454, 2708408, 2828539, 3232616, 3373048, 4025896, 4103036, 4303544, 4433926, 4457242, 4739714, 4897172, 5234908, 5421869, 5657078, 8206072, 8867852, 8914484, 9479428, 9794344, 9817979, 10469816, 10843738, 11314156, 11718233, 12526387, 15600347, 17735704, 17828968, 18958856, 19635958, 21687476, 22628312, 23436466, 25052774, 31200694, 37953083, 39271916, 43374952, 46872932, 50105548, 62401388, 68725853, 75906166, 78543832, 82027631, 87684709, 93745864, 100211096, 124802776, 137451706, 151812332, 164055262, 175369418, 274903412, 303624664, 328110524, 350738836, 363265223, 549806824, 656221048, 701477672, 726530446, 1453060892, 2542856561, 2906121784, 5085713122, 10171426244, 20342852488]

約数ペア:

[(1, 20342852488), (2, 10171426244), (4, 5085713122), (7, 2906121784), (8, 2542856561), (14, 1453060892), (28, 726530446), (29, 701477672), (31, 656221048), (37, 549806824), (56, 363265223), (58, 350738836), (62, 328110524), (67, 303624664), (74, 274903412), (116, 175369418), (124, 164055262), (134, 151812332), (148, 137451706), (163, 124802776), (203, 100211096), (217, 93745864), (232, 87684709), (248, 82027631), (259, 78543832), (268, 75906166), (296, 68725853), (326, 62401388), (406, 50105548), (434, 46872932), (469, 43374952), (518, 39271916), (536, 37953083), (652, 31200694), (812, 25052774), (868, 23436466), (899, 22628312), (938, 21687476), (1036, 19635958), (1073, 18958856), (1141, 17828968), (1147, 17735704), (1304, 15600347), (1624, 12526387), (1736, 11718233), (1798, 11314156), (1876, 10843738), (1943, 10469816), (2072, 9817979), (2077, 9794344), (2146, 9479428), (2282, 8914484), (2294, 8867852), (2479, 8206072), (3596, 5657078), (3752, 5421869), (3886, 5234908), (4154, 4897172), (4292, 4739714), (4564, 4457242), (4588, 4433926), (4727, 4303544), (4958, 4103036), (5053, 4025896), (6031, 3373048), (6293, 3232616), (7192, 2828539), (7511, 2708408), (7772, 2617454), (8029, 2533672), (8308, 2448586), (8584, 2369857), (9128, 2228621), (9176, 2216963), (9454, 2151772), (9916, 2051518), (10106, 2012948), (10921, 1862728), (12062, 1686524), (12586, 1616308), (13601, 1495688), (14539, 1399192), (15022, 1354204), (15544, 1308727), (16058, 1266836), (16616, 1224293), (17353, 1172296), (18908, 1075886), (19832, 1025759), (20212, 1006474), (21842, 931364), (24124, 843262), (25172, 808154), (27202, 747844), (29078, 699596), (30044, 677102), (32116, 633418), (33089, 614792), (33263, 611576), (34706, 586148), (35371, 575128), (37816, 537943), (40424, 503237), (42217, 481864), (43684, 465682), (48248, 421631), (50344, 404077), (54404, 373922), (58156, 349798), (60088, 338551), (60233, 337736), (64232, 316709), (66178, 307396), (66526, 305788), (69412, 293074), (70742, 287564), (71891, 282968), (76447, 266104), (76849, 264712), (84434, 240932), (87368, 232841), (108808, 186961), (116312, 174899), (120466, 168868), (132356, 153698), (133052, 152894), (138824, 146537), (141484, 143782)]