389715232

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3221}}^1$

素因数の和:3449

約数の個数: 48

約数和(自身を含む): 811944000

約数和(自身を除く): 422228768

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 199, 304, 398, 608, 796, 1592, 3184, 3221, 3781, 6368, 6442, 7562, 12884, 15124, 25768, 30248, 51536, 60496, 61199, 103072, 120992, 122398, 244796, 489592, 640979, 979184, 1281958, 1958368, 2563916, 5127832, 10255664, 12178601, 20511328, 24357202, 48714404, 97428808, 194857616, 389715232]

約数ペア:

[(1, 389715232), (2, 194857616), (4, 97428808), (8, 48714404), (16, 24357202), (19, 20511328), (32, 12178601), (38, 10255664), (76, 5127832), (152, 2563916), (199, 1958368), (304, 1281958), (398, 979184), (608, 640979), (796, 489592), (1592, 244796), (3184, 122398), (3221, 120992), (3781, 103072), (6368, 61199), (6442, 60496), (7562, 51536), (12884, 30248), (15124, 25768)]