2019926920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4590743}}^1$

素因数の和:4590765

約数の個数: 32

約数和(自身を含む): 4958003520

約数和(自身を除く): 2938076600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4590743, 9181486, 18362972, 22953715, 36725944, 45907430, 50498173, 91814860, 100996346, 183629720, 201992692, 252490865, 403985384, 504981730, 1009963460, 2019926920]

約数ペア:

[(1, 2019926920), (2, 1009963460), (4, 504981730), (5, 403985384), (8, 252490865), (10, 201992692), (11, 183629720), (20, 100996346), (22, 91814860), (40, 50498173), (44, 45907430), (55, 36725944), (88, 22953715), (110, 18362972), (220, 9181486), (440, 4590743)]