5645920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^2$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 15461712

約数和(自身を除く): 9815792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 280, 284, 355, 497, 560, 568, 710, 994, 1120, 1136, 1420, 1988, 2272, 2485, 2840, 3976, 4970, 5041, 5680, 7952, 9940, 10082, 11360, 15904, 19880, 20164, 25205, 35287, 39760, 40328, 50410, 70574, 79520, 80656, 100820, 141148, 161312, 176435, 201640, 282296, 352870, 403280, 564592, 705740, 806560, 1129184, 1411480, 2822960, 5645920]

約数ペア:

[(1, 5645920), (2, 2822960), (4, 1411480), (5, 1129184), (7, 806560), (8, 705740), (10, 564592), (14, 403280), (16, 352870), (20, 282296), (28, 201640), (32, 176435), (35, 161312), (40, 141148), (56, 100820), (70, 80656), (71, 79520), (80, 70574), (112, 50410), (140, 40328), (142, 39760), (160, 35287), (224, 25205), (280, 20164), (284, 19880), (355, 15904), (497, 11360), (560, 10082), (568, 9940), (710, 7952), (994, 5680), (1120, 5041), (1136, 4970), (1420, 3976), (1988, 2840), (2272, 2485)]