26784760

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1987}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 60474960

約数和(自身を除く): 33690200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 1987, 2696, 3370, 3974, 6740, 7948, 9935, 13480, 15896, 19870, 39740, 79480, 669619, 1339238, 2678476, 3348095, 5356952, 6696190, 13392380, 26784760]

約数ペア:

[(1, 26784760), (2, 13392380), (4, 6696190), (5, 5356952), (8, 3348095), (10, 2678476), (20, 1339238), (40, 669619), (337, 79480), (674, 39740), (1348, 19870), (1685, 15896), (1987, 13480), (2696, 9935), (3370, 7948), (3974, 6740)]