2012123905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1\times {\mathrm{1381}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 2686608000

約数和(自身を除く): 674484095

約数列:

[1, 5, 11, 55, 59, 295, 449, 649, 1381, 2245, 3245, 4939, 6905, 15191, 24695, 26491, 75955, 81479, 132455, 291401, 407395, 620069, 896269, 1457005, 3100345, 4481345, 6820759, 34103795, 36584071, 182920355, 402424781, 2012123905]

約数ペア:

[(1, 2012123905), (5, 402424781), (11, 182920355), (55, 36584071), (59, 34103795), (295, 6820759), (449, 4481345), (649, 3100345), (1381, 1457005), (2245, 896269), (3245, 620069), (4939, 407395), (6905, 291401), (15191, 132455), (24695, 81479), (26491, 75955)]