2291380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 5927040

約数和(自身を除く): 3635660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1259, 1820, 2518, 5036, 6295, 8813, 12590, 16367, 17626, 25180, 32734, 35252, 44065, 65468, 81835, 88130, 114569, 163670, 176260, 229138, 327340, 458276, 572845, 1145690, 2291380]

約数ペア:

[(1, 2291380), (2, 1145690), (4, 572845), (5, 458276), (7, 327340), (10, 229138), (13, 176260), (14, 163670), (20, 114569), (26, 88130), (28, 81835), (35, 65468), (52, 44065), (65, 35252), (70, 32734), (91, 25180), (130, 17626), (140, 16367), (182, 12590), (260, 8813), (364, 6295), (455, 5036), (910, 2518), (1259, 1820)]