812966080

素因数分解:

$2^6\times 5^1\times {\mathrm{2540519}}^1$

素因数の和:2540536

約数の個数: 28

約数和(自身を含む): 1935876240

約数和(自身を除く): 1122910160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2540519, 5081038, 10162076, 12702595, 20324152, 25405190, 40648304, 50810380, 81296608, 101620760, 162593216, 203241520, 406483040, 812966080]

約数ペア:

[(1, 812966080), (2, 406483040), (4, 203241520), (5, 162593216), (8, 101620760), (10, 81296608), (16, 50810380), (20, 40648304), (32, 25405190), (40, 20324152), (64, 12702595), (80, 10162076), (160, 5081038), (320, 2540519)]