210206980

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{11903}}^1$

素因数の和:12795

約数の個数: 24

約数和(自身を含む): 441971712

約数和(自身を除く): 231764732

約数列:

[1, 2, 4, 5, 10, 20, 883, 1766, 3532, 4415, 8830, 11903, 17660, 23806, 47612, 59515, 119030, 238060, 10510349, 21020698, 42041396, 52551745, 105103490, 210206980]

約数ペア:

[(1, 210206980), (2, 105103490), (4, 52551745), (5, 42041396), (10, 21020698), (20, 10510349), (883, 238060), (1766, 119030), (3532, 59515), (4415, 47612), (8830, 23806), (11903, 17660)]