1228225040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2193259}}^1$

素因数の和:2193279

約数の個数: 40

約数和(自身を含む): 3263570880

約数和(自身を除く): 2035345840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2193259, 4386518, 8773036, 10966295, 15352813, 17546072, 21932590, 30705626, 35092144, 43865180, 61411252, 76764065, 87730360, 122822504, 153528130, 175460720, 245645008, 307056260, 614112520, 1228225040]

約数ペア:

[(1, 1228225040), (2, 614112520), (4, 307056260), (5, 245645008), (7, 175460720), (8, 153528130), (10, 122822504), (14, 87730360), (16, 76764065), (20, 61411252), (28, 43865180), (35, 35092144), (40, 30705626), (56, 21932590), (70, 17546072), (80, 15352813), (112, 10966295), (140, 8773036), (280, 4386518), (560, 2193259)]