19010520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52807}}^1$

素因数の和:52824

約数の個数: 48

約数和(自身を含む): 61785360

約数和(自身を除く): 42774840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52807, 105614, 158421, 211228, 264035, 316842, 422456, 475263, 528070, 633684, 792105, 950526, 1056140, 1267368, 1584210, 1901052, 2112280, 2376315, 3168420, 3802104, 4752630, 6336840, 9505260, 19010520]

約数ペア:

[(1, 19010520), (2, 9505260), (3, 6336840), (4, 4752630), (5, 3802104), (6, 3168420), (8, 2376315), (9, 2112280), (10, 1901052), (12, 1584210), (15, 1267368), (18, 1056140), (20, 950526), (24, 792105), (30, 633684), (36, 528070), (40, 475263), (45, 422456), (60, 316842), (72, 264035), (90, 211228), (120, 158421), (180, 105614), (360, 52807)]