31028180

素因数分解:

$2^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1307}}^1$

素因数の和:2503

約数の個数: 24

約数和(自身を含む): 65263968

約数和(自身を除く): 34235788

約数列:

[1, 2, 4, 5, 10, 20, 1187, 1307, 2374, 2614, 4748, 5228, 5935, 6535, 11870, 13070, 23740, 26140, 1551409, 3102818, 6205636, 7757045, 15514090, 31028180]

約数ペア:

[(1, 31028180), (2, 15514090), (4, 7757045), (5, 6205636), (10, 3102818), (20, 1551409), (1187, 26140), (1307, 23740), (2374, 13070), (2614, 11870), (4748, 6535), (5228, 5935)]