81044394620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{578888533}}^1$

素因数の和:578888549

約数の個数: 24

約数和(自身を含む): 194506547424

約数和(自身を除く): 113462152804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 578888533, 1157777066, 2315554132, 2894442665, 4052219731, 5788885330, 8104439462, 11577770660, 16208878924, 20261098655, 40522197310, 81044394620]

約数ペア:

[(1, 81044394620), (2, 40522197310), (4, 20261098655), (5, 16208878924), (7, 11577770660), (10, 8104439462), (14, 5788885330), (20, 4052219731), (28, 2894442665), (35, 2315554132), (70, 1157777066), (140, 578888533)]