7984880

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 18716064

約数和(自身を除く): 10731184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 661, 755, 1208, 1322, 1510, 2416, 2644, 3020, 3305, 5288, 6040, 6610, 10576, 12080, 13220, 26440, 52880, 99811, 199622, 399244, 499055, 798488, 998110, 1596976, 1996220, 3992440, 7984880]

約数ペア:

[(1, 7984880), (2, 3992440), (4, 1996220), (5, 1596976), (8, 998110), (10, 798488), (16, 499055), (20, 399244), (40, 199622), (80, 99811), (151, 52880), (302, 26440), (604, 13220), (661, 12080), (755, 10576), (1208, 6610), (1322, 6040), (1510, 5288), (2416, 3305), (2644, 3020)]