164078380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{59021}}^1$

素因数の和:59169

約数の個数: 24

約数和(自身を含む): 347049360

約数和(自身を除く): 182970980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 59021, 118042, 236084, 295105, 590210, 1180420, 8203919, 16407838, 32815676, 41019595, 82039190, 164078380]

約数ペア:

[(1, 164078380), (2, 82039190), (4, 41019595), (5, 32815676), (10, 16407838), (20, 8203919), (139, 1180420), (278, 590210), (556, 295105), (695, 236084), (1390, 118042), (2780, 59021)]