788449540

素因数分解:

$2^2\times 5^1\times {\mathrm{6221}}^1\times {\mathrm{6337}}^1$

素因数の和:12567

約数の個数: 24

約数和(自身を含む): 1656271512

約数和(自身を除く): 867821972

約数列:

[1, 2, 4, 5, 10, 20, 6221, 6337, 12442, 12674, 24884, 25348, 31105, 31685, 62210, 63370, 124420, 126740, 39422477, 78844954, 157689908, 197112385, 394224770, 788449540]

約数ペア:

[(1, 788449540), (2, 394224770), (4, 197112385), (5, 157689908), (10, 78844954), (20, 39422477), (6221, 126740), (6337, 124420), (12442, 63370), (12674, 62210), (24884, 31685), (25348, 31105)]