1489507660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{206303}}^1$

素因数の和:206350

約数の個数: 36

約数和(自身を含む): 3301276608

約数和(自身を除く): 1811768948

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 206303, 412606, 825212, 1031515, 2063030, 3919757, 4126060, 7839514, 15679028, 19598785, 39197570, 74475383, 78395140, 148950766, 297901532, 372376915, 744753830, 1489507660]

約数ペア:

[(1, 1489507660), (2, 744753830), (4, 372376915), (5, 297901532), (10, 148950766), (19, 78395140), (20, 74475383), (38, 39197570), (76, 19598785), (95, 15679028), (190, 7839514), (361, 4126060), (380, 3919757), (722, 2063030), (1444, 1031515), (1805, 825212), (3610, 412606), (7220, 206303)]