12663140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3119}}^1$

素因数の和:3164

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 18786460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 3119, 4060, 6238, 12476, 15595, 21833, 31190, 43666, 62380, 87332, 90451, 109165, 180902, 218330, 361804, 436660, 452255, 633157, 904510, 1266314, 1809020, 2532628, 3165785, 6331570, 12663140]

約数ペア:

[(1, 12663140), (2, 6331570), (4, 3165785), (5, 2532628), (7, 1809020), (10, 1266314), (14, 904510), (20, 633157), (28, 452255), (29, 436660), (35, 361804), (58, 218330), (70, 180902), (116, 109165), (140, 90451), (145, 87332), (203, 62380), (290, 43666), (406, 31190), (580, 21833), (812, 15595), (1015, 12476), (2030, 6238), (3119, 4060)]