2080571896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 4615329600

約数和(自身を除く): 2534757704

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 41, 52, 61, 76, 82, 104, 122, 152, 164, 244, 247, 328, 421, 488, 494, 533, 779, 793, 842, 988, 1066, 1159, 1558, 1586, 1684, 1976, 2132, 2318, 2501, 3116, 3172, 3368, 4264, 4636, 5002, 5473, 6232, 6344, 7999, 9272, 10004, 10127, 10946, 15067, 15998, 17261, 20008, 20254, 21892, 25681, 30134, 31996, 32513, 34522, 40508, 43784, 47519, 51362, 60268, 63992, 65026, 69044, 81016, 95038, 102724, 103987, 120536, 130052, 138088, 190076, 205448, 207974, 224393, 260104, 327959, 333853, 380152, 415948, 448786, 487939, 617747, 655918, 667706, 831896, 897572, 975878, 1052921, 1235494, 1311836, 1335412, 1795144, 1951756, 2105842, 2470988, 2623672, 2670824, 3903512, 4211684, 4263467, 4941976, 6343207, 8423368, 8526934, 12686414, 13687973, 17053868, 20005499, 25372828, 27375946, 34107736, 40010998, 50745656, 54751892, 80021996, 109503784, 160043992, 260071487, 520142974, 1040285948, 2080571896]

約数ペア:

[(1, 2080571896), (2, 1040285948), (4, 520142974), (8, 260071487), (13, 160043992), (19, 109503784), (26, 80021996), (38, 54751892), (41, 50745656), (52, 40010998), (61, 34107736), (76, 27375946), (82, 25372828), (104, 20005499), (122, 17053868), (152, 13687973), (164, 12686414), (244, 8526934), (247, 8423368), (328, 6343207), (421, 4941976), (488, 4263467), (494, 4211684), (533, 3903512), (779, 2670824), (793, 2623672), (842, 2470988), (988, 2105842), (1066, 1951756), (1159, 1795144), (1558, 1335412), (1586, 1311836), (1684, 1235494), (1976, 1052921), (2132, 975878), (2318, 897572), (2501, 831896), (3116, 667706), (3172, 655918), (3368, 617747), (4264, 487939), (4636, 448786), (5002, 415948), (5473, 380152), (6232, 333853), (6344, 327959), (7999, 260104), (9272, 224393), (10004, 207974), (10127, 205448), (10946, 190076), (15067, 138088), (15998, 130052), (17261, 120536), (20008, 103987), (20254, 102724), (21892, 95038), (25681, 81016), (30134, 69044), (31996, 65026), (32513, 63992), (34522, 60268), (40508, 51362), (43784, 47519)]