1307560

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{337}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 2981160

約数和(自身を除く): 1673600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 337, 388, 485, 674, 776, 970, 1348, 1685, 1940, 2696, 3370, 3880, 6740, 13480, 32689, 65378, 130756, 163445, 261512, 326890, 653780, 1307560]

約数ペア:

[(1, 1307560), (2, 653780), (4, 326890), (5, 261512), (8, 163445), (10, 130756), (20, 65378), (40, 32689), (97, 13480), (194, 6740), (337, 3880), (388, 3370), (485, 2696), (674, 1940), (776, 1685), (970, 1348)]