16720070

素因数分解:

$2^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1951}}^1$

素因数の和:2815

約数の個数: 16

約数和(自身を含む): 30146688

約数和(自身を除く): 13426618

約数列:

[1, 2, 5, 10, 857, 1714, 1951, 3902, 4285, 8570, 9755, 19510, 1672007, 3344014, 8360035, 16720070]

約数ペア:

[(1, 16720070), (2, 8360035), (5, 3344014), (10, 1672007), (857, 19510), (1714, 9755), (1951, 8570), (3902, 4285)]