16935280

素因数分解:

$2^4\times 5^1\times {\mathrm{211691}}^1$

素因数の和:211704

約数の個数: 20

約数和(自身を含む): 39374712

約数和(自身を除く): 22439432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211691, 423382, 846764, 1058455, 1693528, 2116910, 3387056, 4233820, 8467640, 16935280]

約数ペア:

[(1, 16935280), (2, 8467640), (4, 4233820), (5, 3387056), (8, 2116910), (10, 1693528), (16, 1058455), (20, 846764), (40, 423382), (80, 211691)]