28038320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7457}}^1$

素因数の和:7517

約数の個数: 40

約数和(自身を含む): 66585024

約数和(自身を除く): 38546704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 7457, 14914, 29828, 37285, 59656, 74570, 119312, 149140, 298280, 350479, 596560, 700958, 1401916, 1752395, 2803832, 3504790, 5607664, 7009580, 14019160, 28038320]

約数ペア:

[(1, 28038320), (2, 14019160), (4, 7009580), (5, 5607664), (8, 3504790), (10, 2803832), (16, 1752395), (20, 1401916), (40, 700958), (47, 596560), (80, 350479), (94, 298280), (188, 149140), (235, 119312), (376, 74570), (470, 59656), (752, 37285), (940, 29828), (1880, 14914), (3760, 7457)]