834871280

素因数分解:

$2^4\times 5^1\times {\mathrm{10435891}}^1$

素因数の和:10435904

約数の個数: 20

約数和(自身を含む): 1941075912

約数和(自身を除く): 1106204632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10435891, 20871782, 41743564, 52179455, 83487128, 104358910, 166974256, 208717820, 417435640, 834871280]

約数ペア:

[(1, 834871280), (2, 417435640), (4, 208717820), (5, 166974256), (8, 104358910), (10, 83487128), (16, 52179455), (20, 41743564), (40, 20871782), (80, 10435891)]