27560840

素因数分解:

$2^3\times 5^1\times {\mathrm{689021}}^1$

素因数の和:689032

約数の個数: 16

約数和(自身を含む): 62011980

約数和(自身を除く): 34451140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 689021, 1378042, 2756084, 3445105, 5512168, 6890210, 13780420, 27560840]

約数ペア:

[(1, 27560840), (2, 13780420), (4, 6890210), (5, 5512168), (8, 3445105), (10, 2756084), (20, 1378042), (40, 689021)]