8351920

素因数分解:

$2^4\times 5^1\times {\mathrm{104399}}^1$

素因数の和:104412

約数の個数: 20

約数和(自身を含む): 19418400

約数和(自身を除く): 11066480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 104399, 208798, 417596, 521995, 835192, 1043990, 1670384, 2087980, 4175960, 8351920]

約数ペア:

[(1, 8351920), (2, 4175960), (4, 2087980), (5, 1670384), (8, 1043990), (10, 835192), (16, 521995), (20, 417596), (40, 208798), (80, 104399)]