2216577020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{80369}}^1$

素因数の和:80582

約数の個数: 48

約数和(自身を含む): 5346855360

約数和(自身を除く): 3130278340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 80369, 160738, 321476, 401845, 562583, 803690, 1125166, 1607380, 2250332, 2812915, 5625830, 11251660, 15832693, 31665386, 63330772, 79163465, 110828851, 158326930, 221657702, 316653860, 443315404, 554144255, 1108288510, 2216577020]

約数ペア:

[(1, 2216577020), (2, 1108288510), (4, 554144255), (5, 443315404), (7, 316653860), (10, 221657702), (14, 158326930), (20, 110828851), (28, 79163465), (35, 63330772), (70, 31665386), (140, 15832693), (197, 11251660), (394, 5625830), (788, 2812915), (985, 2250332), (1379, 1607380), (1970, 1125166), (2758, 803690), (3940, 562583), (5516, 401845), (6895, 321476), (13790, 160738), (27580, 80369)]