12450520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2909}}^1$

素因数の和:3027

約数の個数: 32

約数和(自身を含む): 28285200

約数和(自身を除く): 15834680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 2909, 4280, 5818, 11636, 14545, 23272, 29090, 58180, 116360, 311263, 622526, 1245052, 1556315, 2490104, 3112630, 6225260, 12450520]

約数ペア:

[(1, 12450520), (2, 6225260), (4, 3112630), (5, 2490104), (8, 1556315), (10, 1245052), (20, 622526), (40, 311263), (107, 116360), (214, 58180), (428, 29090), (535, 23272), (856, 14545), (1070, 11636), (2140, 5818), (2909, 4280)]