2000884015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 2769754176

約数和(自身を除く): 768870161

約数列:

[1, 5, 13, 19, 65, 71, 95, 247, 355, 361, 923, 1201, 1235, 1349, 1805, 4615, 4693, 6005, 6745, 15613, 17537, 22819, 23465, 25631, 78065, 85271, 87685, 114095, 128155, 296647, 333203, 426355, 433561, 1108523, 1483235, 1620149, 1666015, 2167805, 5542615, 5636293, 8100745, 21061937, 28181465, 30782831, 105309685, 153914155, 400176803, 2000884015]

約数ペア:

[(1, 2000884015), (5, 400176803), (13, 153914155), (19, 105309685), (65, 30782831), (71, 28181465), (95, 21061937), (247, 8100745), (355, 5636293), (361, 5542615), (923, 2167805), (1201, 1666015), (1235, 1620149), (1349, 1483235), (1805, 1108523), (4615, 433561), (4693, 426355), (6005, 333203), (6745, 296647), (15613, 128155), (17537, 114095), (22819, 87685), (23465, 85271), (25631, 78065)]