2149708220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9771401}}^1$

素因数の和:9771421

約数の個数: 24

約数和(自身を含む): 4924786608

約数和(自身を除く): 2775078388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9771401, 19542802, 39085604, 48857005, 97714010, 107485411, 195428020, 214970822, 429941644, 537427055, 1074854110, 2149708220]

約数ペア:

[(1, 2149708220), (2, 1074854110), (4, 537427055), (5, 429941644), (10, 214970822), (11, 195428020), (20, 107485411), (22, 97714010), (44, 48857005), (55, 39085604), (110, 19542802), (220, 9771401)]