208604210

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{52021}}^1$

素因数の和:52429

約数の個数: 16

約数和(自身を含む): 376431192

約数和(自身を除く): 167826982

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 52021, 104042, 260105, 520210, 20860421, 41720842, 104302105, 208604210]

約数ペア:

[(1, 208604210), (2, 104302105), (5, 41720842), (10, 20860421), (401, 520210), (802, 260105), (2005, 104042), (4010, 52021)]