1065771880

素因数分解:

$2^3\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{19577}}^1$

素因数の和:20949

約数の個数: 32

約数和(自身を含む): 2399871240

約数和(自身を除く): 1334099360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1361, 2722, 5444, 6805, 10888, 13610, 19577, 27220, 39154, 54440, 78308, 97885, 156616, 195770, 391540, 783080, 26644297, 53288594, 106577188, 133221485, 213154376, 266442970, 532885940, 1065771880]

約数ペア:

[(1, 1065771880), (2, 532885940), (4, 266442970), (5, 213154376), (8, 133221485), (10, 106577188), (20, 53288594), (40, 26644297), (1361, 783080), (2722, 391540), (5444, 195770), (6805, 156616), (10888, 97885), (13610, 78308), (19577, 54440), (27220, 39154)]