690010970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{461}}^1\times {\mathrm{1237}}^1$

素因数の和:1727

約数の個数: 48

約数和(自身を含む): 1369262664

約数和(自身を除く): 679251694

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 461, 605, 922, 1210, 1237, 2305, 2474, 4610, 5071, 6185, 10142, 12370, 13607, 25355, 27214, 50710, 55781, 68035, 111562, 136070, 149677, 278905, 299354, 557810, 570257, 748385, 1140514, 1496770, 2851285, 5702570, 6272827, 12545654, 31364135, 62728270, 69001097, 138002194, 345005485, 690010970]

約数ペア:

[(1, 690010970), (2, 345005485), (5, 138002194), (10, 69001097), (11, 62728270), (22, 31364135), (55, 12545654), (110, 6272827), (121, 5702570), (242, 2851285), (461, 1496770), (605, 1140514), (922, 748385), (1210, 570257), (1237, 557810), (2305, 299354), (2474, 278905), (4610, 149677), (5071, 136070), (6185, 111562), (10142, 68035), (12370, 55781), (13607, 50710), (25355, 27214)]