26516660

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{14897}}^1$

素因数の和:14995

約数の個数: 24

約数和(自身を含む): 56314440

約数和(自身を除く): 29797780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 14897, 29794, 59588, 74485, 148970, 297940, 1325833, 2651666, 5303332, 6629165, 13258330, 26516660]

約数ペア:

[(1, 26516660), (2, 13258330), (4, 6629165), (5, 5303332), (10, 2651666), (20, 1325833), (89, 297940), (178, 148970), (356, 74485), (445, 59588), (890, 29794), (1780, 14897)]