2435440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4349}}^1$

素因数の和:4369

約数の個数: 40

約数和(自身を含む): 6472800

約数和(自身を除く): 4037360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4349, 8698, 17396, 21745, 30443, 34792, 43490, 60886, 69584, 86980, 121772, 152215, 173960, 243544, 304430, 347920, 487088, 608860, 1217720, 2435440]

約数ペア:

[(1, 2435440), (2, 1217720), (4, 608860), (5, 487088), (7, 347920), (8, 304430), (10, 243544), (14, 173960), (16, 152215), (20, 121772), (28, 86980), (35, 69584), (40, 60886), (56, 43490), (70, 34792), (80, 30443), (112, 21745), (140, 17396), (280, 8698), (560, 4349)]