16680940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3011}}^1$

素因数の和:3297

約数の個数: 24

約数和(自身を含む): 35168112

約数和(自身を除く): 18487172

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 3011, 5540, 6022, 12044, 15055, 30110, 60220, 834047, 1668094, 3336188, 4170235, 8340470, 16680940]

約数ペア:

[(1, 16680940), (2, 8340470), (4, 4170235), (5, 3336188), (10, 1668094), (20, 834047), (277, 60220), (554, 30110), (1108, 15055), (1385, 12044), (2770, 6022), (3011, 5540)]