169642960

素因数分解:

$2^4\times 5^1\times {\mathrm{2120537}}^1$

素因数の和:2120550

約数の個数: 20

約数和(自身を含む): 394420068

約数和(自身を除く): 224777108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2120537, 4241074, 8482148, 10602685, 16964296, 21205370, 33928592, 42410740, 84821480, 169642960]

約数ペア:

[(1, 169642960), (2, 84821480), (4, 42410740), (5, 33928592), (8, 21205370), (10, 16964296), (16, 10602685), (20, 8482148), (40, 4241074), (80, 2120537)]