2160440

素因数分解:

$2^3\times 5^1\times {\mathrm{54011}}^1$

素因数の和:54022

約数の個数: 16

約数和(自身を含む): 4861080

約数和(自身を除く): 2700640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 54011, 108022, 216044, 270055, 432088, 540110, 1080220, 2160440]

約数ペア:

[(1, 2160440), (2, 1080220), (4, 540110), (5, 432088), (8, 270055), (10, 216044), (20, 108022), (40, 54011)]