39015280

素因数分解:

$2^4\times 5^1\times {\mathrm{487691}}^1$

素因数の和:487704

約数の個数: 20

約数和(自身を含む): 90710712

約数和(自身を除く): 51695432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487691, 975382, 1950764, 2438455, 3901528, 4876910, 7803056, 9753820, 19507640, 39015280]

約数ペア:

[(1, 39015280), (2, 19507640), (4, 9753820), (5, 7803056), (8, 4876910), (10, 3901528), (16, 2438455), (20, 1950764), (40, 975382), (80, 487691)]