2000968310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{653}}^1$

素因数の和:1073

約数の個数: 64

約数和(自身を含む): 3992120640

約数和(自身を除く): 1991152330

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 313, 445, 626, 653, 890, 979, 1306, 1565, 1958, 3130, 3265, 3443, 4895, 6530, 6886, 7183, 9790, 14366, 17215, 27857, 34430, 35915, 55714, 58117, 71830, 116234, 139285, 204389, 278570, 290585, 306427, 408778, 581170, 612854, 639287, 1021945, 1278574, 1532135, 2043890, 2248279, 3064270, 3196435, 4496558, 6392870, 11241395, 18190621, 22482790, 36381242, 90953105, 181906210, 200096831, 400193662, 1000484155, 2000968310]

約数ペア:

[(1, 2000968310), (2, 1000484155), (5, 400193662), (10, 200096831), (11, 181906210), (22, 90953105), (55, 36381242), (89, 22482790), (110, 18190621), (178, 11241395), (313, 6392870), (445, 4496558), (626, 3196435), (653, 3064270), (890, 2248279), (979, 2043890), (1306, 1532135), (1565, 1278574), (1958, 1021945), (3130, 639287), (3265, 612854), (3443, 581170), (4895, 408778), (6530, 306427), (6886, 290585), (7183, 278570), (9790, 204389), (14366, 139285), (17215, 116234), (27857, 71830), (34430, 58117), (35915, 55714)]