1245789724

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{2240629}}^1$

素因数の和:2240772

約数の個数: 12

約数和(自身を含む): 2195817400

約数和(自身を除く): 950027676

約数列:

[1, 2, 4, 139, 278, 556, 2240629, 4481258, 8962516, 311447431, 622894862, 1245789724]

約数ペア:

[(1, 1245789724), (2, 622894862), (4, 311447431), (139, 8962516), (278, 4481258), (556, 2240629)]