38479340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{17981}}^1$

素因数の和:18097

約数の個数: 24

約数和(自身を含む): 81566352

約数和(自身を除く): 43087012

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 17981, 35962, 71924, 89905, 179810, 359620, 1923967, 3847934, 7695868, 9619835, 19239670, 38479340]

約数ペア:

[(1, 38479340), (2, 19239670), (4, 9619835), (5, 7695868), (10, 3847934), (20, 1923967), (107, 359620), (214, 179810), (428, 89905), (535, 71924), (1070, 35962), (2140, 17981)]