12486140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15227}}^1$

素因数の和:15277

約数の個数: 24

約数和(自身を含む): 26862192

約数和(自身を除く): 14376052

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 15227, 30454, 60908, 76135, 152270, 304540, 624307, 1248614, 2497228, 3121535, 6243070, 12486140]

約数ペア:

[(1, 12486140), (2, 6243070), (4, 3121535), (5, 2497228), (10, 1248614), (20, 624307), (41, 304540), (82, 152270), (164, 76135), (205, 60908), (410, 30454), (820, 15227)]