28169870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 52448256

約数和(自身を除く): 24278386

約数列:

[1, 2, 5, 10, 41, 82, 127, 205, 254, 410, 541, 635, 1082, 1270, 2705, 5207, 5410, 10414, 22181, 26035, 44362, 52070, 68707, 110905, 137414, 221810, 343535, 687070, 2816987, 5633974, 14084935, 28169870]

約数ペア:

[(1, 28169870), (2, 14084935), (5, 5633974), (10, 2816987), (41, 687070), (82, 343535), (127, 221810), (205, 137414), (254, 110905), (410, 68707), (541, 52070), (635, 44362), (1082, 26035), (1270, 22181), (2705, 10414), (5207, 5410)]