38859980

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8713}}^1$

素因数の和:8945

約数の個数: 24

約数和(自身を含む): 81981312

約数和(自身を除く): 43121332

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 8713, 17426, 34852, 43565, 87130, 174260, 1942999, 3885998, 7771996, 9714995, 19429990, 38859980]

約数ペア:

[(1, 38859980), (2, 19429990), (4, 9714995), (5, 7771996), (10, 3885998), (20, 1942999), (223, 174260), (446, 87130), (892, 43565), (1115, 34852), (2230, 17426), (4460, 8713)]