16672780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17737}}^1$

素因数の和:17793

約数の個数: 24

約数和(自身を含む): 35759808

約数和(自身を除く): 19087028

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 17737, 35474, 70948, 88685, 177370, 354740, 833639, 1667278, 3334556, 4168195, 8336390, 16672780]

約数ペア:

[(1, 16672780), (2, 8336390), (4, 4168195), (5, 3334556), (10, 1667278), (20, 833639), (47, 354740), (94, 177370), (188, 88685), (235, 70948), (470, 35474), (940, 17737)]