1288892440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2929301}}^1$

素因数の和:2929323

約数の個数: 32

約数和(自身を含む): 3163646160

約数和(自身を除く): 1874753720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 2929301, 5858602, 11717204, 14646505, 23434408, 29293010, 32222311, 58586020, 64444622, 117172040, 128889244, 161111555, 257778488, 322223110, 644446220, 1288892440]

約数ペア:

[(1, 1288892440), (2, 644446220), (4, 322223110), (5, 257778488), (8, 161111555), (10, 128889244), (11, 117172040), (20, 64444622), (22, 58586020), (40, 32222311), (44, 29293010), (55, 23434408), (88, 14646505), (110, 11717204), (220, 5858602), (440, 2929301)]