20020793808

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421739}}^1$

素因数の和:421816

約数の個数: 80

約数和(自身を含む): 55224322560

約数和(自身を除く): 35203528752

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 43, 46, 48, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 368, 516, 552, 688, 989, 1032, 1104, 1978, 2064, 2967, 3956, 5934, 7912, 11868, 15824, 23736, 47472, 421739, 843478, 1265217, 1686956, 2530434, 3373912, 5060868, 6747824, 9699997, 10121736, 18134777, 19399994, 20243472, 29099991, 36269554, 38799988, 54404331, 58199982, 72539108, 77599976, 108808662, 116399964, 145078216, 155199952, 217617324, 232799928, 290156432, 417099871, 435234648, 465599856, 834199742, 870469296, 1251299613, 1668399484, 2502599226, 3336798968, 5005198452, 6673597936, 10010396904, 20020793808]

約数ペア:

[(1, 20020793808), (2, 10010396904), (3, 6673597936), (4, 5005198452), (6, 3336798968), (8, 2502599226), (12, 1668399484), (16, 1251299613), (23, 870469296), (24, 834199742), (43, 465599856), (46, 435234648), (48, 417099871), (69, 290156432), (86, 232799928), (92, 217617324), (129, 155199952), (138, 145078216), (172, 116399964), (184, 108808662), (258, 77599976), (276, 72539108), (344, 58199982), (368, 54404331), (516, 38799988), (552, 36269554), (688, 29099991), (989, 20243472), (1032, 19399994), (1104, 18134777), (1978, 10121736), (2064, 9699997), (2967, 6747824), (3956, 5060868), (5934, 3373912), (7912, 2530434), (11868, 1686956), (15824, 1265217), (23736, 843478), (47472, 421739)]