1617964089860

素因数分解:

$2^2\times 5^1\times {\mathrm{160087}}^1\times {\mathrm{505339}}^1$

素因数の和:665435

約数の個数: 24

約数和(自身を含む): 3397752536640

約数和(自身を除く): 1779788446780

約数列:

[1, 2, 4, 5, 10, 20, 160087, 320174, 505339, 640348, 800435, 1010678, 1600870, 2021356, 2526695, 3201740, 5053390, 10106780, 80898204493, 161796408986, 323592817972, 404491022465, 808982044930, 1617964089860]

約数ペア:

[(1, 1617964089860), (2, 808982044930), (4, 404491022465), (5, 323592817972), (10, 161796408986), (20, 80898204493), (160087, 10106780), (320174, 5053390), (505339, 3201740), (640348, 2526695), (800435, 2021356), (1010678, 1600870)]