1620004988

素因数分解:

$2^2\times 7^1\times {\mathrm{57857321}}^1$

素因数の和:57857332

約数の個数: 12

約数和(自身を含む): 3240010032

約数和(自身を除く): 1620005044

約数列:

[1, 2, 4, 7, 14, 28, 57857321, 115714642, 231429284, 405001247, 810002494, 1620004988]

約数ペア:

[(1, 1620004988), (2, 810002494), (4, 405001247), (7, 231429284), (14, 115714642), (28, 57857321)]