12876640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11497}}^1$

素因数の和:11519

約数の個数: 48

約数和(自身を含む): 34769952

約数和(自身を除く): 21893312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 11497, 22994, 45988, 57485, 80479, 91976, 114970, 160958, 183952, 229940, 321916, 367904, 402395, 459880, 643832, 804790, 919760, 1287664, 1609580, 1839520, 2575328, 3219160, 6438320, 12876640]

約数ペア:

[(1, 12876640), (2, 6438320), (4, 3219160), (5, 2575328), (7, 1839520), (8, 1609580), (10, 1287664), (14, 919760), (16, 804790), (20, 643832), (28, 459880), (32, 402395), (35, 367904), (40, 321916), (56, 229940), (70, 183952), (80, 160958), (112, 114970), (140, 91976), (160, 80479), (224, 57485), (280, 45988), (560, 22994), (1120, 11497)]