54436840

素因数分解:

$2^3\times 5^1\times {\mathrm{1360921}}^1$

素因数の和:1360932

約数の個数: 16

約数和(自身を含む): 122482980

約数和(自身を除く): 68046140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1360921, 2721842, 5443684, 6804605, 10887368, 13609210, 27218420, 54436840]

約数ペア:

[(1, 54436840), (2, 27218420), (4, 13609210), (5, 10887368), (8, 6804605), (10, 5443684), (20, 2721842), (40, 1360921)]