20162604680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{298087}}^1$

素因数の和:298206

約数の個数: 64

約数和(自身を含む): 48290256000

約数和(自身を除く): 28127651320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1691, 1780, 3382, 3560, 6764, 8455, 13528, 16910, 33820, 67640, 298087, 596174, 1192348, 1490435, 2384696, 2980870, 5663653, 5961740, 11327306, 11923480, 22654612, 26529743, 28318265, 45309224, 53059486, 56636530, 106118972, 113273060, 132648715, 212237944, 226546120, 265297430, 504065117, 530594860, 1008130234, 1061189720, 2016260468, 2520325585, 4032520936, 5040651170, 10081302340, 20162604680]

約数ペア:

[(1, 20162604680), (2, 10081302340), (4, 5040651170), (5, 4032520936), (8, 2520325585), (10, 2016260468), (19, 1061189720), (20, 1008130234), (38, 530594860), (40, 504065117), (76, 265297430), (89, 226546120), (95, 212237944), (152, 132648715), (178, 113273060), (190, 106118972), (356, 56636530), (380, 53059486), (445, 45309224), (712, 28318265), (760, 26529743), (890, 22654612), (1691, 11923480), (1780, 11327306), (3382, 5961740), (3560, 5663653), (6764, 2980870), (8455, 2384696), (13528, 1490435), (16910, 1192348), (33820, 596174), (67640, 298087)]