1813220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5333}}^1$

素因数の和:5359

約数の個数: 24

約数和(自身を含む): 4032504

約数和(自身を除く): 2219284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 5333, 10666, 21332, 26665, 53330, 90661, 106660, 181322, 362644, 453305, 906610, 1813220]

約数ペア:

[(1, 1813220), (2, 906610), (4, 453305), (5, 362644), (10, 181322), (17, 106660), (20, 90661), (34, 53330), (68, 26665), (85, 21332), (170, 10666), (340, 5333)]