12386540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2143}}^1$

素因数の和:2186

約数の個数: 36

約数和(自身を含む): 27644736

約数和(自身を除く): 15258196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2143, 2890, 4286, 5780, 8572, 10715, 21430, 36431, 42860, 72862, 145724, 182155, 364310, 619327, 728620, 1238654, 2477308, 3096635, 6193270, 12386540]

約数ペア:

[(1, 12386540), (2, 6193270), (4, 3096635), (5, 2477308), (10, 1238654), (17, 728620), (20, 619327), (34, 364310), (68, 182155), (85, 145724), (170, 72862), (289, 42860), (340, 36431), (578, 21430), (1156, 10715), (1445, 8572), (2143, 5780), (2890, 4286)]