2716403980

素因数分解:

$2^2\times 5^1\times {\mathrm{135820199}}^1$

素因数の和:135820208

約数の個数: 12

約数和(自身を含む): 5704448400

約数和(自身を除く): 2988044420

約数列:

[1, 2, 4, 5, 10, 20, 135820199, 271640398, 543280796, 679100995, 1358201990, 2716403980]

約数ペア:

[(1, 2716403980), (2, 1358201990), (4, 679100995), (5, 543280796), (10, 271640398), (20, 135820199)]