316780

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:393

約数の個数: 24

約数和(自身を含む): 681408

約数和(自身を除く): 364628

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 337, 470, 674, 940, 1348, 1685, 3370, 6740, 15839, 31678, 63356, 79195, 158390, 316780]

約数ペア:

[(1, 316780), (2, 158390), (4, 79195), (5, 63356), (10, 31678), (20, 15839), (47, 6740), (94, 3370), (188, 1685), (235, 1348), (337, 940), (470, 674)]