40721408

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 176

約数和(自身を含む): 110046720

約数和(自身を除く): 69325312

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 23, 26, 28, 32, 38, 46, 52, 56, 64, 76, 91, 92, 104, 112, 128, 133, 152, 161, 182, 184, 208, 224, 247, 256, 266, 299, 304, 322, 364, 368, 416, 437, 448, 494, 512, 532, 598, 608, 644, 728, 736, 832, 874, 896, 988, 1024, 1064, 1196, 1216, 1288, 1456, 1472, 1664, 1729, 1748, 1792, 1976, 2093, 2128, 2392, 2432, 2576, 2912, 2944, 3059, 3328, 3458, 3496, 3584, 3952, 4186, 4256, 4784, 4864, 5152, 5681, 5824, 5888, 6118, 6656, 6916, 6992, 7168, 7904, 8372, 8512, 9568, 9728, 10304, 11362, 11648, 11776, 12236, 13312, 13832, 13984, 15808, 16744, 17024, 19136, 19456, 20608, 22724, 23296, 23552, 24472, 27664, 27968, 31616, 33488, 34048, 38272, 39767, 41216, 45448, 46592, 48944, 55328, 55936, 63232, 66976, 68096, 76544, 79534, 82432, 90896, 93184, 97888, 110656, 111872, 126464, 133952, 136192, 153088, 159068, 164864, 181792, 195776, 221312, 223744, 252928, 267904, 306176, 318136, 363584, 391552, 442624, 447488, 535808, 636272, 727168, 783104, 885248, 1071616, 1272544, 1454336, 1566208, 1770496, 2143232, 2545088, 2908672, 3132416, 5090176, 5817344, 10180352, 20360704, 40721408]

約数ペア:

[(1, 40721408), (2, 20360704), (4, 10180352), (7, 5817344), (8, 5090176), (13, 3132416), (14, 2908672), (16, 2545088), (19, 2143232), (23, 1770496), (26, 1566208), (28, 1454336), (32, 1272544), (38, 1071616), (46, 885248), (52, 783104), (56, 727168), (64, 636272), (76, 535808), (91, 447488), (92, 442624), (104, 391552), (112, 363584), (128, 318136), (133, 306176), (152, 267904), (161, 252928), (182, 223744), (184, 221312), (208, 195776), (224, 181792), (247, 164864), (256, 159068), (266, 153088), (299, 136192), (304, 133952), (322, 126464), (364, 111872), (368, 110656), (416, 97888), (437, 93184), (448, 90896), (494, 82432), (512, 79534), (532, 76544), (598, 68096), (608, 66976), (644, 63232), (728, 55936), (736, 55328), (832, 48944), (874, 46592), (896, 45448), (988, 41216), (1024, 39767), (1064, 38272), (1196, 34048), (1216, 33488), (1288, 31616), (1456, 27968), (1472, 27664), (1664, 24472), (1729, 23552), (1748, 23296), (1792, 22724), (1976, 20608), (2093, 19456), (2128, 19136), (2392, 17024), (2432, 16744), (2576, 15808), (2912, 13984), (2944, 13832), (3059, 13312), (3328, 12236), (3458, 11776), (3496, 11648), (3584, 11362), (3952, 10304), (4186, 9728), (4256, 9568), (4784, 8512), (4864, 8372), (5152, 7904), (5681, 7168), (5824, 6992), (5888, 6916), (6118, 6656)]