28527020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83903}}^1$

素因数の和:83929

約数の個数: 24

約数和(自身を含む): 63431424

約数和(自身を除く): 34904404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83903, 167806, 335612, 419515, 839030, 1426351, 1678060, 2852702, 5705404, 7131755, 14263510, 28527020]

約数ペア:

[(1, 28527020), (2, 14263510), (4, 7131755), (5, 5705404), (10, 2852702), (17, 1678060), (20, 1426351), (34, 839030), (68, 419515), (85, 335612), (170, 167806), (340, 83903)]