919156670

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1\times {\mathrm{2003}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 1674462240

約数和(自身を除く): 755305570

約数列:

[1, 2, 5, 10, 109, 218, 421, 545, 842, 1090, 2003, 2105, 4006, 4210, 10015, 20030, 45889, 91778, 218327, 229445, 436654, 458890, 843263, 1091635, 1686526, 2183270, 4216315, 8432630, 91915667, 183831334, 459578335, 919156670]

約数ペア:

[(1, 919156670), (2, 459578335), (5, 183831334), (10, 91915667), (109, 8432630), (218, 4216315), (421, 2183270), (545, 1686526), (842, 1091635), (1090, 843263), (2003, 458890), (2105, 436654), (4006, 229445), (4210, 218327), (10015, 91778), (20030, 45889)]