1216660

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 2580480

約数和(自身を除く): 1363820

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 479, 508, 635, 958, 1270, 1916, 2395, 2540, 4790, 9580, 60833, 121666, 243332, 304165, 608330, 1216660]

約数ペア:

[(1, 1216660), (2, 608330), (4, 304165), (5, 243332), (10, 121666), (20, 60833), (127, 9580), (254, 4790), (479, 2540), (508, 2395), (635, 1916), (958, 1270)]