340294088

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{2543}}^1$

素因数の和:2981

約数の個数: 32

約数和(自身を含む): 654825600

約数和(自身を除く): 314531512

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 389, 778, 1556, 2543, 3112, 5086, 10172, 16727, 20344, 33454, 66908, 109349, 133816, 218698, 437396, 874792, 989227, 1978454, 3956908, 7913816, 42536761, 85073522, 170147044, 340294088]

約数ペア:

[(1, 340294088), (2, 170147044), (4, 85073522), (8, 42536761), (43, 7913816), (86, 3956908), (172, 1978454), (344, 989227), (389, 874792), (778, 437396), (1556, 218698), (2543, 133816), (3112, 109349), (5086, 66908), (10172, 33454), (16727, 20344)]