20740470528

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{1913}}^1$

素因数の和:2694

約数の個数: 144

約数和(自身を含む): 58213774080

約数和(自身を除く): 37473303552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 743, 768, 912, 1216, 1486, 1824, 1913, 2229, 2432, 2972, 3648, 3826, 4458, 4864, 5739, 5944, 7296, 7652, 8916, 11478, 11888, 14117, 14592, 15304, 17832, 22956, 23776, 28234, 30608, 35664, 36347, 42351, 45912, 47552, 56468, 61216, 71328, 72694, 84702, 91824, 95104, 109041, 112936, 122432, 142656, 145388, 169404, 183648, 190208, 218082, 225872, 244864, 285312, 290776, 338808, 367296, 436164, 451744, 489728, 570624, 581552, 677616, 734592, 872328, 903488, 1163104, 1355232, 1421359, 1469184, 1744656, 1806976, 2326208, 2710464, 2842718, 3489312, 3613952, 4264077, 4652416, 5420928, 5685436, 6978624, 8528154, 9304832, 10841856, 11370872, 13957248, 17056308, 22741744, 27005821, 27914496, 34112616, 45483488, 54011642, 68225232, 81017463, 90966976, 108023284, 136450464, 162034926, 181933952, 216046568, 272900928, 324069852, 363867904, 432093136, 545801856, 648139704, 864186272, 1091603712, 1296279408, 1728372544, 2592558816, 3456745088, 5185117632, 6913490176, 10370235264, 20740470528]

約数ペア:

[(1, 20740470528), (2, 10370235264), (3, 6913490176), (4, 5185117632), (6, 3456745088), (8, 2592558816), (12, 1728372544), (16, 1296279408), (19, 1091603712), (24, 864186272), (32, 648139704), (38, 545801856), (48, 432093136), (57, 363867904), (64, 324069852), (76, 272900928), (96, 216046568), (114, 181933952), (128, 162034926), (152, 136450464), (192, 108023284), (228, 90966976), (256, 81017463), (304, 68225232), (384, 54011642), (456, 45483488), (608, 34112616), (743, 27914496), (768, 27005821), (912, 22741744), (1216, 17056308), (1486, 13957248), (1824, 11370872), (1913, 10841856), (2229, 9304832), (2432, 8528154), (2972, 6978624), (3648, 5685436), (3826, 5420928), (4458, 4652416), (4864, 4264077), (5739, 3613952), (5944, 3489312), (7296, 2842718), (7652, 2710464), (8916, 2326208), (11478, 1806976), (11888, 1744656), (14117, 1469184), (14592, 1421359), (15304, 1355232), (17832, 1163104), (22956, 903488), (23776, 872328), (28234, 734592), (30608, 677616), (35664, 581552), (36347, 570624), (42351, 489728), (45912, 451744), (47552, 436164), (56468, 367296), (61216, 338808), (71328, 290776), (72694, 285312), (84702, 244864), (91824, 225872), (95104, 218082), (109041, 190208), (112936, 183648), (122432, 169404), (142656, 145388)]