320417584

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{298897}}^1$

素因数の和:298972

約数の個数: 20

約数和(自身を含む): 630076984

約数和(自身を除く): 309659400

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 298897, 597794, 1195588, 2391176, 4782352, 20026099, 40052198, 80104396, 160208792, 320417584]

約数ペア:

[(1, 320417584), (2, 160208792), (4, 80104396), (8, 40052198), (16, 20026099), (67, 4782352), (134, 2391176), (268, 1195588), (536, 597794), (1072, 298897)]