20344037776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{5171}}^1$

素因数の和:5408

約数の個数: 80

約数和(自身を含む): 41750452800

約数和(自身を除く): 21406415024

約数列:

[1, 2, 4, 8, 16, 29, 58, 61, 116, 122, 139, 232, 244, 278, 464, 488, 556, 976, 1112, 1769, 2224, 3538, 4031, 5171, 7076, 8062, 8479, 10342, 14152, 16124, 16958, 20684, 28304, 32248, 33916, 41368, 64496, 67832, 82736, 135664, 149959, 245891, 299918, 315431, 491782, 599836, 630862, 718769, 983564, 1199672, 1261724, 1437538, 1967128, 2399344, 2523448, 2875076, 3934256, 5046896, 5750152, 9147499, 11500304, 18294998, 20844301, 36589996, 41688602, 43844909, 73179992, 83377204, 87689818, 146359984, 166754408, 175379636, 333508816, 350759272, 701518544, 1271502361, 2543004722, 5086009444, 10172018888, 20344037776]

約数ペア:

[(1, 20344037776), (2, 10172018888), (4, 5086009444), (8, 2543004722), (16, 1271502361), (29, 701518544), (58, 350759272), (61, 333508816), (116, 175379636), (122, 166754408), (139, 146359984), (232, 87689818), (244, 83377204), (278, 73179992), (464, 43844909), (488, 41688602), (556, 36589996), (976, 20844301), (1112, 18294998), (1769, 11500304), (2224, 9147499), (3538, 5750152), (4031, 5046896), (5171, 3934256), (7076, 2875076), (8062, 2523448), (8479, 2399344), (10342, 1967128), (14152, 1437538), (16124, 1261724), (16958, 1199672), (20684, 983564), (28304, 718769), (32248, 630862), (33916, 599836), (41368, 491782), (64496, 315431), (67832, 299918), (82736, 245891), (135664, 149959)]