8170180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5171}}^1$

素因数の和:5259

約数の個数: 24

約数和(自身を含む): 17377920

約数和(自身を除く): 9207740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 5171, 10342, 20684, 25855, 51710, 103420, 408509, 817018, 1634036, 2042545, 4085090, 8170180]

約数ペア:

[(1, 8170180), (2, 4085090), (4, 2042545), (5, 1634036), (10, 817018), (20, 408509), (79, 103420), (158, 51710), (316, 25855), (395, 20684), (790, 10342), (1580, 5171)]