20589060470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1\times {\mathrm{3671}}^1$

素因数の和:4517

約数の個数: 64

約数和(自身を含む): 41097964032

約数和(自身を除く): 20508903562

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 670, 737, 761, 1474, 1522, 3671, 3685, 3805, 7342, 7370, 7610, 8371, 16742, 18355, 36710, 40381, 41855, 50987, 80762, 83710, 101974, 201905, 245957, 254935, 403810, 491914, 509870, 560857, 1121714, 1229785, 2459570, 2705527, 2793631, 2804285, 5411054, 5587262, 5608570, 13527635, 13968155, 27055270, 27936310, 30729941, 61459882, 153649705, 187173277, 307299410, 374346554, 935866385, 1871732770, 2058906047, 4117812094, 10294530235, 20589060470]

約数ペア:

[(1, 20589060470), (2, 10294530235), (5, 4117812094), (10, 2058906047), (11, 1871732770), (22, 935866385), (55, 374346554), (67, 307299410), (110, 187173277), (134, 153649705), (335, 61459882), (670, 30729941), (737, 27936310), (761, 27055270), (1474, 13968155), (1522, 13527635), (3671, 5608570), (3685, 5587262), (3805, 5411054), (7342, 2804285), (7370, 2793631), (7610, 2705527), (8371, 2459570), (16742, 1229785), (18355, 1121714), (36710, 560857), (40381, 509870), (41855, 491914), (50987, 403810), (80762, 254935), (83710, 245957), (101974, 201905)]