1809540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1117}}^1$

素因数の和:1138

約数の個数: 60

約数和(自身を含む): 5681676

約数和(自身を除く): 3872136

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, 1117, 1620, 2234, 3351, 4468, 5585, 6702, 10053, 11170, 13404, 16755, 20106, 22340, 30159, 33510, 40212, 50265, 60318, 67020, 90477, 100530, 120636, 150795, 180954, 201060, 301590, 361908, 452385, 603180, 904770, 1809540]

約数ペア:

[(1, 1809540), (2, 904770), (3, 603180), (4, 452385), (5, 361908), (6, 301590), (9, 201060), (10, 180954), (12, 150795), (15, 120636), (18, 100530), (20, 90477), (27, 67020), (30, 60318), (36, 50265), (45, 40212), (54, 33510), (60, 30159), (81, 22340), (90, 20106), (108, 16755), (135, 13404), (162, 11170), (180, 10053), (270, 6702), (324, 5585), (405, 4468), (540, 3351), (810, 2234), (1117, 1620)]