20180540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27271}}^1$

素因数の和:27317

約数の個数: 24

約数和(自身を含む): 43526112

約数和(自身を除く): 23345572

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27271, 54542, 109084, 136355, 272710, 545420, 1009027, 2018054, 4036108, 5045135, 10090270, 20180540]

約数ペア:

[(1, 20180540), (2, 10090270), (4, 5045135), (5, 4036108), (10, 2018054), (20, 1009027), (37, 545420), (74, 272710), (148, 136355), (185, 109084), (370, 54542), (740, 27271)]