1859718140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{30259}}^1$

素因数の和:30714

約数の個数: 48

約数和(自身を含む): 4473638400

約数和(自身を除く): 2613920260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 439, 878, 1756, 2195, 3073, 4390, 6146, 8780, 12292, 15365, 30259, 30730, 60518, 61460, 121036, 151295, 211813, 302590, 423626, 605180, 847252, 1059065, 2118130, 4236260, 13283701, 26567402, 53134804, 66418505, 92985907, 132837010, 185971814, 265674020, 371943628, 464929535, 929859070, 1859718140]

約数ペア:

[(1, 1859718140), (2, 929859070), (4, 464929535), (5, 371943628), (7, 265674020), (10, 185971814), (14, 132837010), (20, 92985907), (28, 66418505), (35, 53134804), (70, 26567402), (140, 13283701), (439, 4236260), (878, 2118130), (1756, 1059065), (2195, 847252), (3073, 605180), (4390, 423626), (6146, 302590), (8780, 211813), (12292, 151295), (15365, 121036), (30259, 61460), (30730, 60518)]