140280392

素因数分解:

$2^3\times 7^1\times {\mathrm{2505007}}^1$

素因数の和:2505020

約数の個数: 16

約数和(自身を含む): 300600960

約数和(自身を除く): 160320568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2505007, 5010014, 10020028, 17535049, 20040056, 35070098, 70140196, 140280392]

約数ペア:

[(1, 140280392), (2, 70140196), (4, 35070098), (7, 20040056), (8, 17535049), (14, 10020028), (28, 5010014), (56, 2505007)]