848702440

素因数分解:

$2^3\times 5^1\times {\mathrm{21217561}}^1$

素因数の和:21217572

約数の個数: 16

約数和(自身を含む): 1909580580

約数和(自身を除く): 1060878140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21217561, 42435122, 84870244, 106087805, 169740488, 212175610, 424351220, 848702440]

約数ペア:

[(1, 848702440), (2, 424351220), (4, 212175610), (5, 169740488), (8, 106087805), (10, 84870244), (20, 42435122), (40, 21217561)]