2005771240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4558571}}^1$

素因数の和:4558593

約数の個数: 32

約数和(自身を含む): 4923257760

約数和(自身を除く): 2917486520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4558571, 9117142, 18234284, 22792855, 36468568, 45585710, 50144281, 91171420, 100288562, 182342840, 200577124, 250721405, 401154248, 501442810, 1002885620, 2005771240]

約数ペア:

[(1, 2005771240), (2, 1002885620), (4, 501442810), (5, 401154248), (8, 250721405), (10, 200577124), (11, 182342840), (20, 100288562), (22, 91171420), (40, 50144281), (44, 45585710), (55, 36468568), (88, 22792855), (110, 18234284), (220, 9117142), (440, 4558571)]