1640394884

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{2341}}^1\times {\mathrm{5651}}^1$

素因数の和:8027

約数の個数: 24

約数和(自身を含む): 2965084416

約数和(自身を除く): 1324689532

約数列:

[1, 2, 4, 31, 62, 124, 2341, 4682, 5651, 9364, 11302, 22604, 72571, 145142, 175181, 290284, 350362, 700724, 13228991, 26457982, 52915964, 410098721, 820197442, 1640394884]

約数ペア:

[(1, 1640394884), (2, 820197442), (4, 410098721), (31, 52915964), (62, 26457982), (124, 13228991), (2341, 700724), (4682, 350362), (5651, 290284), (9364, 175181), (11302, 145142), (22604, 72571)]