1200404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2257920

約数和(自身を除く): 1057516

約数列:

[1, 2, 4, 17, 34, 68, 127, 139, 254, 278, 508, 556, 2159, 2363, 4318, 4726, 8636, 9452, 17653, 35306, 70612, 300101, 600202, 1200404]

約数ペア:

[(1, 1200404), (2, 600202), (4, 300101), (17, 70612), (34, 35306), (68, 17653), (127, 9452), (139, 8636), (254, 4726), (278, 4318), (508, 2363), (556, 2159)]