404396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 791280

約数和(自身を除く): 386884

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 313, 323, 626, 646, 1252, 1292, 5321, 5947, 10642, 11894, 21284, 23788, 101099, 202198, 404396]

約数ペア:

[(1, 404396), (2, 202198), (4, 101099), (17, 23788), (19, 21284), (34, 11894), (38, 10642), (68, 5947), (76, 5321), (313, 1292), (323, 1252), (626, 646)]