2557210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 4973760

約数和(自身を除く): 2416550

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 313, 430, 626, 817, 1565, 1634, 3130, 4085, 5947, 8170, 11894, 13459, 26918, 29735, 59470, 67295, 134590, 255721, 511442, 1278605, 2557210]

約数ペア:

[(1, 2557210), (2, 1278605), (5, 511442), (10, 255721), (19, 134590), (38, 67295), (43, 59470), (86, 29735), (95, 26918), (190, 13459), (215, 11894), (313, 8170), (430, 5947), (626, 4085), (817, 3130), (1565, 1634)]