78857060

素因数分解:

$2^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{3511}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 165794496

約数和(自身を除く): 86937436

約数列:

[1, 2, 4, 5, 10, 20, 1123, 2246, 3511, 4492, 5615, 7022, 11230, 14044, 17555, 22460, 35110, 70220, 3942853, 7885706, 15771412, 19714265, 39428530, 78857060]

約数ペア:

[(1, 78857060), (2, 39428530), (4, 19714265), (5, 15771412), (10, 7885706), (20, 3942853), (1123, 70220), (2246, 35110), (3511, 22460), (4492, 17555), (5615, 14044), (7022, 11230)]