1964380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8929}}^1$

素因数の和:8949

約数の個数: 24

約数和(自身を含む): 4500720

約数和(自身を除く): 2536340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8929, 17858, 35716, 44645, 89290, 98219, 178580, 196438, 392876, 491095, 982190, 1964380]

約数ペア:

[(1, 1964380), (2, 982190), (4, 491095), (5, 392876), (10, 196438), (11, 178580), (20, 98219), (22, 89290), (44, 44645), (55, 35716), (110, 17858), (220, 8929)]