2012363870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{205553}}^1$

素因数の和:205660

約数の個数: 32

約数和(自身を含む): 3995969760

約数和(自身を除く): 1983605890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 205553, 411106, 1027765, 2055530, 2261083, 4522166, 11305415, 18294217, 22610830, 36588434, 91471085, 182942170, 201236387, 402472774, 1006181935, 2012363870]

約数ペア:

[(1, 2012363870), (2, 1006181935), (5, 402472774), (10, 201236387), (11, 182942170), (22, 91471085), (55, 36588434), (89, 22610830), (110, 18294217), (178, 11305415), (445, 4522166), (890, 2261083), (979, 2055530), (1958, 1027765), (4895, 411106), (9790, 205553)]