668828740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1153153}}^1$

素因数の和:1153191

約数の個数: 24

約数和(自身を含む): 1452974040

約数和(自身を除く): 784145300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1153153, 2306306, 4612612, 5765765, 11531530, 23063060, 33441437, 66882874, 133765748, 167207185, 334414370, 668828740]

約数ペア:

[(1, 668828740), (2, 334414370), (4, 167207185), (5, 133765748), (10, 66882874), (20, 33441437), (29, 23063060), (58, 11531530), (116, 5765765), (145, 4612612), (290, 2306306), (580, 1153153)]