54370820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388363}}^1$

素因数の和:388379

約数の個数: 24

約数和(自身を含む): 130490304

約数和(自身を除く): 76119484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388363, 776726, 1553452, 1941815, 2718541, 3883630, 5437082, 7767260, 10874164, 13592705, 27185410, 54370820]

約数ペア:

[(1, 54370820), (2, 27185410), (4, 13592705), (5, 10874164), (7, 7767260), (10, 5437082), (14, 3883630), (20, 2718541), (28, 1941815), (35, 1553452), (70, 776726), (140, 388363)]