71307460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10837}}^1$

素因数の和:10900

約数の個数: 48

約数和(自身を含む): 174795264

約数和(自身を除く): 103487804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 10837, 21674, 43348, 54185, 75859, 108370, 151718, 216740, 303436, 379295, 509339, 758590, 1018678, 1517180, 2037356, 2546695, 3565373, 5093390, 7130746, 10186780, 14261492, 17826865, 35653730, 71307460]

約数ペア:

[(1, 71307460), (2, 35653730), (4, 17826865), (5, 14261492), (7, 10186780), (10, 7130746), (14, 5093390), (20, 3565373), (28, 2546695), (35, 2037356), (47, 1517180), (70, 1018678), (94, 758590), (140, 509339), (188, 379295), (235, 303436), (329, 216740), (470, 151718), (658, 108370), (940, 75859), (1316, 54185), (1645, 43348), (3290, 21674), (6580, 10837)]