2188670291740

素因数分解:

$2^2\times 5^1\times {\mathrm{111211}}^1\times {\mathrm{984017}}^1$

素因数の和:1095237

約数の個数: 24

約数和(自身を含む): 4596253612272

約数和(自身を除く): 2407583320532

約数列:

[1, 2, 4, 5, 10, 20, 111211, 222422, 444844, 556055, 984017, 1112110, 1968034, 2224220, 3936068, 4920085, 9840170, 19680340, 109433514587, 218867029174, 437734058348, 547167572935, 1094335145870, 2188670291740]

約数ペア:

[(1, 2188670291740), (2, 1094335145870), (4, 547167572935), (5, 437734058348), (10, 218867029174), (20, 109433514587), (111211, 19680340), (222422, 9840170), (444844, 4920085), (556055, 3936068), (984017, 2224220), (1112110, 1968034)]