81134620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{579533}}^1$

素因数の和:579549

約数の個数: 24

約数和(自身を含む): 194723424

約数和(自身を除く): 113588804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 579533, 1159066, 2318132, 2897665, 4056731, 5795330, 8113462, 11590660, 16226924, 20283655, 40567310, 81134620]

約数ペア:

[(1, 81134620), (2, 40567310), (4, 20283655), (5, 16226924), (7, 11590660), (10, 8113462), (14, 5795330), (20, 4056731), (28, 2897665), (35, 2318132), (70, 1159066), (140, 579533)]