420210728

素因数分解:

$2^3\times 7^1\times {\mathrm{7503763}}^1$

素因数の和:7503776

約数の個数: 16

約数和(自身を含む): 900451680

約数和(自身を除く): 480240952

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 7503763, 15007526, 30015052, 52526341, 60030104, 105052682, 210105364, 420210728]

約数ペア:

[(1, 420210728), (2, 210105364), (4, 105052682), (7, 60030104), (8, 52526341), (14, 30015052), (28, 15007526), (56, 7503763)]