2080673870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{19087}}^1$

素因数の和:20096

約数の個数: 32

約数和(自身を含む): 4090023936

約数和(自身を除く): 2009350066

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 991, 1982, 4955, 9910, 10901, 19087, 21802, 38174, 54505, 95435, 109010, 190870, 209957, 419914, 1049785, 2099570, 18915217, 37830434, 94576085, 189152170, 208067387, 416134774, 1040336935, 2080673870]

約数ペア:

[(1, 2080673870), (2, 1040336935), (5, 416134774), (10, 208067387), (11, 189152170), (22, 94576085), (55, 37830434), (110, 18915217), (991, 2099570), (1982, 1049785), (4955, 419914), (9910, 209957), (10901, 190870), (19087, 109010), (21802, 95435), (38174, 54505)]