8686820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14011}}^1$

素因数の和:14051

約数の個数: 24

約数和(自身を含む): 18832128

約数和(自身を除く): 10145308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 14011, 28022, 56044, 70055, 140110, 280220, 434341, 868682, 1737364, 2171705, 4343410, 8686820]

約数ペア:

[(1, 8686820), (2, 4343410), (4, 2171705), (5, 1737364), (10, 868682), (20, 434341), (31, 280220), (62, 140110), (124, 70055), (155, 56044), (310, 28022), (620, 14011)]