201287380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11321}}^1$

素因数の和:11464

約数の個数: 48

約数和(自身を含む): 486936576

約数和(自身を除く): 285649196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 11321, 17780, 22642, 45284, 56605, 79247, 113210, 158494, 226420, 316988, 396235, 792470, 1437767, 1584940, 2875534, 5751068, 7188835, 10064369, 14377670, 20128738, 28755340, 40257476, 50321845, 100643690, 201287380]

約数ペア:

[(1, 201287380), (2, 100643690), (4, 50321845), (5, 40257476), (7, 28755340), (10, 20128738), (14, 14377670), (20, 10064369), (28, 7188835), (35, 5751068), (70, 2875534), (127, 1584940), (140, 1437767), (254, 792470), (508, 396235), (635, 316988), (889, 226420), (1270, 158494), (1778, 113210), (2540, 79247), (3556, 56605), (4445, 45284), (8890, 22642), (11321, 17780)]