18009540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11117}}^1$

素因数の和:11138

約数の個数: 60

約数和(自身を含む): 56501676

約数和(自身を除く): 38492136

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11117, 22234, 33351, 44468, 55585, 66702, 100053, 111170, 133404, 166755, 200106, 222340, 300159, 333510, 400212, 500265, 600318, 667020, 900477, 1000530, 1200636, 1500795, 1800954, 2001060, 3001590, 3601908, 4502385, 6003180, 9004770, 18009540]

約数ペア:

[(1, 18009540), (2, 9004770), (3, 6003180), (4, 4502385), (5, 3601908), (6, 3001590), (9, 2001060), (10, 1800954), (12, 1500795), (15, 1200636), (18, 1000530), (20, 900477), (27, 667020), (30, 600318), (36, 500265), (45, 400212), (54, 333510), (60, 300159), (81, 222340), (90, 200106), (108, 166755), (135, 133404), (162, 111170), (180, 100053), (270, 66702), (324, 55585), (405, 44468), (540, 33351), (810, 22234), (1620, 11117)]