259456060

素因数分解:

$2^2\times 5^1\times {\mathrm{12972803}}^1$

素因数の和:12972812

約数の個数: 12

約数和(自身を含む): 544857768

約数和(自身を除く): 285401708

約数列:

[1, 2, 4, 5, 10, 20, 12972803, 25945606, 51891212, 64864015, 129728030, 259456060]

約数ペア:

[(1, 259456060), (2, 129728030), (4, 64864015), (5, 51891212), (10, 25945606), (20, 12972803)]