16307660

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4139}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 34428240

約数和(自身を除く): 18120580

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4139, 8278, 16556, 20695, 41390, 82780, 815383, 1630766, 3261532, 4076915, 8153830, 16307660]

約数ペア:

[(1, 16307660), (2, 8153830), (4, 4076915), (5, 3261532), (10, 1630766), (20, 815383), (197, 82780), (394, 41390), (788, 20695), (985, 16556), (1970, 8278), (3940, 4139)]