99681940

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{17737}}^1$

素因数の和:18027

約数の個数: 24

約数和(自身を含む): 210088872

約数和(自身を除く): 110406932

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 17737, 35474, 70948, 88685, 177370, 354740, 4984097, 9968194, 19936388, 24920485, 49840970, 99681940]

約数ペア:

[(1, 99681940), (2, 49840970), (4, 24920485), (5, 19936388), (10, 9968194), (20, 4984097), (281, 354740), (562, 177370), (1124, 88685), (1405, 70948), (2810, 35474), (5620, 17737)]