12886980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{214783}}^1$

素因数の和:214795

約数の個数: 24

約数和(自身を含む): 36083712

約数和(自身を除く): 23196732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 214783, 429566, 644349, 859132, 1073915, 1288698, 2147830, 2577396, 3221745, 4295660, 6443490, 12886980]

約数ペア:

[(1, 12886980), (2, 6443490), (3, 4295660), (4, 3221745), (5, 2577396), (6, 2147830), (10, 1288698), (12, 1073915), (15, 859132), (20, 644349), (30, 429566), (60, 214783)]