20072860

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1021}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 42237216

約数和(自身を除く): 22164356

約数列:

[1, 2, 4, 5, 10, 20, 983, 1021, 1966, 2042, 3932, 4084, 4915, 5105, 9830, 10210, 19660, 20420, 1003643, 2007286, 4014572, 5018215, 10036430, 20072860]

約数ペア:

[(1, 20072860), (2, 10036430), (4, 5018215), (5, 4014572), (10, 2007286), (20, 1003643), (983, 20420), (1021, 19660), (1966, 10210), (2042, 9830), (3932, 5105), (4084, 4915)]