7260440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 18468000

約数和(自身を除く): 11207560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 569, 580, 638, 1138, 1160, 1276, 1595, 2276, 2552, 2845, 3190, 4552, 5690, 6259, 6380, 11380, 12518, 12760, 16501, 22760, 25036, 31295, 33002, 50072, 62590, 66004, 82505, 125180, 132008, 165010, 181511, 250360, 330020, 363022, 660040, 726044, 907555, 1452088, 1815110, 3630220, 7260440]

約数ペア:

[(1, 7260440), (2, 3630220), (4, 1815110), (5, 1452088), (8, 907555), (10, 726044), (11, 660040), (20, 363022), (22, 330020), (29, 250360), (40, 181511), (44, 165010), (55, 132008), (58, 125180), (88, 82505), (110, 66004), (116, 62590), (145, 50072), (220, 33002), (232, 31295), (290, 25036), (319, 22760), (440, 16501), (569, 12760), (580, 12518), (638, 11380), (1138, 6380), (1160, 6259), (1276, 5690), (1595, 4552), (2276, 3190), (2552, 2845)]