11861540

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1907}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 25002432

約数和(自身を除く): 13140892

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 1907, 3110, 3814, 6220, 7628, 9535, 19070, 38140, 593077, 1186154, 2372308, 2965385, 5930770, 11861540]

約数ペア:

[(1, 11861540), (2, 5930770), (4, 2965385), (5, 2372308), (10, 1186154), (20, 593077), (311, 38140), (622, 19070), (1244, 9535), (1555, 7628), (1907, 6220), (3110, 3814)]