39980764

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 71351280

約数和(自身を除く): 31370516

約数列:

[1, 2, 4, 107, 109, 214, 218, 428, 436, 857, 1714, 3428, 11663, 23326, 46652, 91699, 93413, 183398, 186826, 366796, 373652, 9995191, 19990382, 39980764]

約数ペア:

[(1, 39980764), (2, 19990382), (4, 9995191), (107, 373652), (109, 366796), (214, 186826), (218, 183398), (428, 93413), (436, 91699), (857, 46652), (1714, 23326), (3428, 11663)]