12206120

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1549}}^1$

素因数の和:1757

約数の個数: 32

約数和(自身を含む): 27621000

約数和(自身を除く): 15414880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1549, 1576, 1970, 3098, 3940, 6196, 7745, 7880, 12392, 15490, 30980, 61960, 305153, 610306, 1220612, 1525765, 2441224, 3051530, 6103060, 12206120]

約数ペア:

[(1, 12206120), (2, 6103060), (4, 3051530), (5, 2441224), (8, 1525765), (10, 1220612), (20, 610306), (40, 305153), (197, 61960), (394, 30980), (788, 15490), (985, 12392), (1549, 7880), (1576, 7745), (1970, 6196), (3098, 3940)]