1280491844

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{484301}}^1$

素因数の和:484966

約数の個数: 12

約数和(自身を含む): 2244255468

約数和(自身を除く): 963763624

約数列:

[1, 2, 4, 661, 1322, 2644, 484301, 968602, 1937204, 320122961, 640245922, 1280491844]

約数ペア:

[(1, 1280491844), (2, 640245922), (4, 320122961), (661, 1937204), (1322, 968602), (2644, 484301)]