8365270

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1987}}^1$

素因数の和:2415

約数の個数: 16

約数和(自身を含む): 15100848

約数和(自身を除く): 6735578

約数列:

[1, 2, 5, 10, 421, 842, 1987, 2105, 3974, 4210, 9935, 19870, 836527, 1673054, 4182635, 8365270]

約数ペア:

[(1, 8365270), (2, 4182635), (5, 1673054), (10, 836527), (421, 19870), (842, 9935), (1987, 4210), (2105, 3974)]