20171180670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{678479}}^1$

素因数の和:679480

約数の個数: 32

約数和(自身を含む): 48459755520

約数和(自身を除く): 28288574850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 991, 1982, 2973, 4955, 5946, 9910, 14865, 29730, 678479, 1356958, 2035437, 3392395, 4070874, 6784790, 10177185, 20354370, 672372689, 1344745378, 2017118067, 3361863445, 4034236134, 6723726890, 10085590335, 20171180670]

約数ペア:

[(1, 20171180670), (2, 10085590335), (3, 6723726890), (5, 4034236134), (6, 3361863445), (10, 2017118067), (15, 1344745378), (30, 672372689), (991, 20354370), (1982, 10177185), (2973, 6784790), (4955, 4070874), (5946, 3392395), (9910, 2035437), (14865, 1356958), (29730, 678479)]