15417020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1831}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 32470368

約数和(自身を除く): 17053348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 1831, 2105, 3662, 4210, 7324, 8420, 9155, 18310, 36620, 770851, 1541702, 3083404, 3854255, 7708510, 15417020]

約数ペア:

[(1, 15417020), (2, 7708510), (4, 3854255), (5, 3083404), (10, 1541702), (20, 770851), (421, 36620), (842, 18310), (1684, 9155), (1831, 8420), (2105, 7324), (3662, 4210)]