9709879220

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1375337}}^1$

素因数の和:1375699

約数の個数: 24

約数和(自身を含む): 20448525384

約数和(自身を除く): 10738646164

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1412, 1765, 3530, 7060, 1375337, 2750674, 5501348, 6876685, 13753370, 27506740, 485493961, 970987922, 1941975844, 2427469805, 4854939610, 9709879220]

約数ペア:

[(1, 9709879220), (2, 4854939610), (4, 2427469805), (5, 1941975844), (10, 970987922), (20, 485493961), (353, 27506740), (706, 13753370), (1412, 6876685), (1765, 5501348), (3530, 2750674), (7060, 1375337)]