26785990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 61585920

約数和(自身を除く): 34799930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 809, 946, 1505, 1618, 2365, 3010, 3311, 4045, 4730, 5663, 6622, 8090, 8899, 11326, 16555, 17798, 28315, 33110, 34787, 44495, 56630, 62293, 69574, 88990, 124586, 173935, 243509, 311465, 347870, 382657, 487018, 622930, 765314, 1217545, 1913285, 2435090, 2678599, 3826570, 5357198, 13392995, 26785990]

約数ペア:

[(1, 26785990), (2, 13392995), (5, 5357198), (7, 3826570), (10, 2678599), (11, 2435090), (14, 1913285), (22, 1217545), (35, 765314), (43, 622930), (55, 487018), (70, 382657), (77, 347870), (86, 311465), (110, 243509), (154, 173935), (215, 124586), (301, 88990), (385, 69574), (430, 62293), (473, 56630), (602, 44495), (770, 34787), (809, 33110), (946, 28315), (1505, 17798), (1618, 16555), (2365, 11326), (3010, 8899), (3311, 8090), (4045, 6622), (4730, 5663)]