28442020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83653}}^1$

素因数の和:83679

約数の個数: 24

約数和(自身を含む): 63242424

約数和(自身を除く): 34800404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83653, 167306, 334612, 418265, 836530, 1422101, 1673060, 2844202, 5688404, 7110505, 14221010, 28442020]

約数ペア:

[(1, 28442020), (2, 14221010), (4, 7110505), (5, 5688404), (10, 2844202), (17, 1673060), (20, 1422101), (34, 836530), (68, 418265), (85, 334612), (170, 167306), (340, 83653)]