1554661640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5552363}}^1$

素因数の和:5552381

約数の個数: 32

約数和(自身を含む): 3997702080

約数和(自身を除く): 2443040440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5552363, 11104726, 22209452, 27761815, 38866541, 44418904, 55523630, 77733082, 111047260, 155466164, 194332705, 222094520, 310932328, 388665410, 777330820, 1554661640]

約数ペア:

[(1, 1554661640), (2, 777330820), (4, 388665410), (5, 310932328), (7, 222094520), (8, 194332705), (10, 155466164), (14, 111047260), (20, 77733082), (28, 55523630), (35, 44418904), (40, 38866541), (56, 27761815), (70, 22209452), (140, 11104726), (280, 5552363)]