2720284

素因数分解:

$2^2\times 7^2\times {\mathrm{13879}}^1$

素因数の和:13897

約数の個数: 18

約数和(自身を含む): 5538120

約数和(自身を除く): 2817836

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 13879, 27758, 55516, 97153, 194306, 388612, 680071, 1360142, 2720284]

約数ペア:

[(1, 2720284), (2, 1360142), (4, 680071), (7, 388612), (14, 194306), (28, 97153), (49, 55516), (98, 27758), (196, 13879)]