26987120

素因数分解:

$2^4\times 5^1\times {\mathrm{337339}}^1$

素因数の和:337352

約数の個数: 20

約数和(自身を含む): 62745240

約数和(自身を除く): 35758120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337339, 674678, 1349356, 1686695, 2698712, 3373390, 5397424, 6746780, 13493560, 26987120]

約数ペア:

[(1, 26987120), (2, 13493560), (4, 6746780), (5, 5397424), (8, 3373390), (10, 2698712), (16, 1686695), (20, 1349356), (40, 674678), (80, 337339)]