201428140

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{31771}}^1$

素因数の和:32097

約数の個数: 24

約数和(自身を含む): 424346832

約数和(自身を除く): 222918692

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 3170, 6340, 31771, 63542, 127084, 158855, 317710, 635420, 10071407, 20142814, 40285628, 50357035, 100714070, 201428140]

約数ペア:

[(1, 201428140), (2, 100714070), (4, 50357035), (5, 40285628), (10, 20142814), (20, 10071407), (317, 635420), (634, 317710), (1268, 158855), (1585, 127084), (3170, 63542), (6340, 31771)]