7041800

素因数分解:

$2^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 16555860

約数和(自身を除く): 9514060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 137, 200, 257, 274, 514, 548, 685, 1028, 1096, 1285, 1370, 2056, 2570, 2740, 3425, 5140, 5480, 6425, 6850, 10280, 12850, 13700, 25700, 27400, 35209, 51400, 70418, 140836, 176045, 281672, 352090, 704180, 880225, 1408360, 1760450, 3520900, 7041800]

約数ペア:

[(1, 7041800), (2, 3520900), (4, 1760450), (5, 1408360), (8, 880225), (10, 704180), (20, 352090), (25, 281672), (40, 176045), (50, 140836), (100, 70418), (137, 51400), (200, 35209), (257, 27400), (274, 25700), (514, 13700), (548, 12850), (685, 10280), (1028, 6850), (1096, 6425), (1285, 5480), (1370, 5140), (2056, 3425), (2570, 2740)]