209405570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2237}}^1$

素因数の和:2315

約数の個数: 64

約数和(自身を含む): 440868096

約数和(自身を除く): 231462526

約数列:

[1, 2, 5, 10, 11, 22, 23, 37, 46, 55, 74, 110, 115, 185, 230, 253, 370, 407, 506, 814, 851, 1265, 1702, 2035, 2237, 2530, 4070, 4255, 4474, 8510, 9361, 11185, 18722, 22370, 24607, 46805, 49214, 51451, 82769, 93610, 102902, 123035, 165538, 246070, 257255, 413845, 514510, 565961, 827690, 910459, 1131922, 1820918, 1903687, 2829805, 3807374, 4552295, 5659610, 9104590, 9518435, 19036870, 20940557, 41881114, 104702785, 209405570]

約数ペア:

[(1, 209405570), (2, 104702785), (5, 41881114), (10, 20940557), (11, 19036870), (22, 9518435), (23, 9104590), (37, 5659610), (46, 4552295), (55, 3807374), (74, 2829805), (110, 1903687), (115, 1820918), (185, 1131922), (230, 910459), (253, 827690), (370, 565961), (407, 514510), (506, 413845), (814, 257255), (851, 246070), (1265, 165538), (1702, 123035), (2035, 102902), (2237, 93610), (2530, 82769), (4070, 51451), (4255, 49214), (4474, 46805), (8510, 24607), (9361, 22370), (11185, 18722)]