282843440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{321413}}^1$

素因数の和:321437

約数の個数: 40

約数和(自身を含む): 717396048

約数和(自身を除く): 434552608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 321413, 642826, 1285652, 1607065, 2571304, 3214130, 3535543, 5142608, 6428260, 7071086, 12856520, 14142172, 17677715, 25713040, 28284344, 35355430, 56568688, 70710860, 141421720, 282843440]

約数ペア:

[(1, 282843440), (2, 141421720), (4, 70710860), (5, 56568688), (8, 35355430), (10, 28284344), (11, 25713040), (16, 17677715), (20, 14142172), (22, 12856520), (40, 7071086), (44, 6428260), (55, 5142608), (80, 3535543), (88, 3214130), (110, 2571304), (176, 1607065), (220, 1285652), (440, 642826), (880, 321413)]