8348528920

素因数分解:

$2^3\times 5^1\times {\mathrm{208713223}}^1$

素因数の和:208713234

約数の個数: 16

約数和(自身を含む): 18784190160

約数和(自身を除く): 10435661240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 208713223, 417426446, 834852892, 1043566115, 1669705784, 2087132230, 4174264460, 8348528920]

約数ペア:

[(1, 8348528920), (2, 4174264460), (4, 2087132230), (5, 1669705784), (8, 1043566115), (10, 834852892), (20, 417426446), (40, 208713223)]