127237720

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{9439}}^1$

素因数の和:9787

約数の個数: 32

約数和(自身を含む): 287164800

約数和(自身を除く): 159927080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6740, 9439, 13480, 18878, 37756, 47195, 75512, 94390, 188780, 377560, 3180943, 6361886, 12723772, 15904715, 25447544, 31809430, 63618860, 127237720]

約数ペア:

[(1, 127237720), (2, 63618860), (4, 31809430), (5, 25447544), (8, 15904715), (10, 12723772), (20, 6361886), (40, 3180943), (337, 377560), (674, 188780), (1348, 94390), (1685, 75512), (2696, 47195), (3370, 37756), (6740, 18878), (9439, 13480)]