27857740

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1987}}^1$

素因数の和:2697

約数の個数: 24

約数和(自身を含む): 58614192

約数和(自身を除く): 30756452

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 1987, 2804, 3505, 3974, 7010, 7948, 9935, 14020, 19870, 39740, 1392887, 2785774, 5571548, 6964435, 13928870, 27857740]

約数ペア:

[(1, 27857740), (2, 13928870), (4, 6964435), (5, 5571548), (10, 2785774), (20, 1392887), (701, 39740), (1402, 19870), (1987, 14020), (2804, 9935), (3505, 7948), (3974, 7010)]