12687540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 35887488

約数和(自身を除く): 23199948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2053, 2060, 3090, 4106, 6159, 6180, 8212, 10265, 12318, 20530, 24636, 30795, 41060, 61590, 123180, 211459, 422918, 634377, 845836, 1057295, 1268754, 2114590, 2537508, 3171885, 4229180, 6343770, 12687540]

約数ペア:

[(1, 12687540), (2, 6343770), (3, 4229180), (4, 3171885), (5, 2537508), (6, 2114590), (10, 1268754), (12, 1057295), (15, 845836), (20, 634377), (30, 422918), (60, 211459), (103, 123180), (206, 61590), (309, 41060), (412, 30795), (515, 24636), (618, 20530), (1030, 12318), (1236, 10265), (1545, 8212), (2053, 6180), (2060, 6159), (3090, 4106)]