8171860

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{839}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 17216640

約数和(自身を除く): 9044780

約数列:

[1, 2, 4, 5, 10, 20, 487, 839, 974, 1678, 1948, 2435, 3356, 4195, 4870, 8390, 9740, 16780, 408593, 817186, 1634372, 2042965, 4085930, 8171860]

約数ペア:

[(1, 8171860), (2, 4085930), (4, 2042965), (5, 1634372), (10, 817186), (20, 408593), (487, 16780), (839, 9740), (974, 8390), (1678, 4870), (1948, 4195), (2435, 3356)]