89208280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{318601}}^1$

素因数の和:318619

約数の個数: 32

約数和(自身を含む): 229393440

約数和(自身を除く): 140185160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 318601, 637202, 1274404, 1593005, 2230207, 2548808, 3186010, 4460414, 6372020, 8920828, 11151035, 12744040, 17841656, 22302070, 44604140, 89208280]

約数ペア:

[(1, 89208280), (2, 44604140), (4, 22302070), (5, 17841656), (7, 12744040), (8, 11151035), (10, 8920828), (14, 6372020), (20, 4460414), (28, 3186010), (35, 2548808), (40, 2230207), (56, 1593005), (70, 1274404), (140, 637202), (280, 318601)]