2022790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 4727808

約数和(自身を除く): 2705018

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 71, 74, 77, 110, 142, 154, 185, 259, 355, 370, 385, 407, 497, 518, 710, 770, 781, 814, 994, 1295, 1562, 2035, 2485, 2590, 2627, 2849, 3905, 4070, 4970, 5254, 5467, 5698, 7810, 10934, 13135, 14245, 18389, 26270, 27335, 28490, 28897, 36778, 54670, 57794, 91945, 144485, 183890, 202279, 288970, 404558, 1011395, 2022790]

約数ペア:

[(1, 2022790), (2, 1011395), (5, 404558), (7, 288970), (10, 202279), (11, 183890), (14, 144485), (22, 91945), (35, 57794), (37, 54670), (55, 36778), (70, 28897), (71, 28490), (74, 27335), (77, 26270), (110, 18389), (142, 14245), (154, 13135), (185, 10934), (259, 7810), (355, 5698), (370, 5467), (385, 5254), (407, 4970), (497, 4070), (518, 3905), (710, 2849), (770, 2627), (781, 2590), (814, 2485), (994, 2035), (1295, 1562)]