2019605720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4590013}}^1$

素因数の和:4590035

約数の個数: 32

約数和(自身を含む): 4957215120

約数和(自身を除く): 2937609400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4590013, 9180026, 18360052, 22950065, 36720104, 45900130, 50490143, 91800260, 100980286, 183600520, 201960572, 252450715, 403921144, 504901430, 1009802860, 2019605720]

約数ペア:

[(1, 2019605720), (2, 1009802860), (4, 504901430), (5, 403921144), (8, 252450715), (10, 201960572), (11, 183600520), (20, 100980286), (22, 91800260), (40, 50490143), (44, 45900130), (55, 36720104), (88, 22950065), (110, 18360052), (220, 9180026), (440, 4590013)]