7211620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{27737}}^1$

素因数の和:27759

約数の個数: 24

約数和(自身を含む): 16309944

約数和(自身を除く): 9098324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 27737, 55474, 110948, 138685, 277370, 360581, 554740, 721162, 1442324, 1802905, 3605810, 7211620]

約数ペア:

[(1, 7211620), (2, 3605810), (4, 1802905), (5, 1442324), (10, 721162), (13, 554740), (20, 360581), (26, 277370), (52, 138685), (65, 110948), (130, 55474), (260, 27737)]