20160940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9421}}^1$

素因数の和:9537

約数の個数: 24

約数和(自身を含む): 42738192

約数和(自身を除く): 22577252

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9421, 18842, 37684, 47105, 94210, 188420, 1008047, 2016094, 4032188, 5040235, 10080470, 20160940]

約数ペア:

[(1, 20160940), (2, 10080470), (4, 5040235), (5, 4032188), (10, 2016094), (20, 1008047), (107, 188420), (214, 94210), (428, 47105), (535, 37684), (1070, 18842), (2140, 9421)]