86718020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{255053}}^1$

素因数の和:255079

約数の個数: 24

約数和(自身を含む): 192820824

約数和(自身を除く): 106102804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 255053, 510106, 1020212, 1275265, 2550530, 4335901, 5101060, 8671802, 17343604, 21679505, 43359010, 86718020]

約数ペア:

[(1, 86718020), (2, 43359010), (4, 21679505), (5, 17343604), (10, 8671802), (17, 5101060), (20, 4335901), (34, 2550530), (68, 1275265), (85, 1020212), (170, 510106), (340, 255053)]