1001440

素因数分解:

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

素因数の和:595

約数の個数: 48

約数和(自身を含む): 2585520

約数和(自身を除く): 1584080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 569, 880, 1138, 1760, 2276, 2845, 4552, 5690, 6259, 9104, 11380, 12518, 18208, 22760, 25036, 31295, 45520, 50072, 62590, 91040, 100144, 125180, 200288, 250360, 500720, 1001440]

約数ペア:

[(1, 1001440), (2, 500720), (4, 250360), (5, 200288), (8, 125180), (10, 100144), (11, 91040), (16, 62590), (20, 50072), (22, 45520), (32, 31295), (40, 25036), (44, 22760), (55, 18208), (80, 12518), (88, 11380), (110, 9104), (160, 6259), (176, 5690), (220, 4552), (352, 2845), (440, 2276), (569, 1760), (880, 1138)]