2013210280

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{66137}}^1$

素因数の和:66909

約数の個数: 32

約数和(自身を含む): 4535744040

約数和(自身を除く): 2522533760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1522, 3044, 3805, 6088, 7610, 15220, 30440, 66137, 132274, 264548, 330685, 529096, 661370, 1322740, 2645480, 50330257, 100660514, 201321028, 251651285, 402642056, 503302570, 1006605140, 2013210280]

約数ペア:

[(1, 2013210280), (2, 1006605140), (4, 503302570), (5, 402642056), (8, 251651285), (10, 201321028), (20, 100660514), (40, 50330257), (761, 2645480), (1522, 1322740), (3044, 661370), (3805, 529096), (6088, 330685), (7610, 264548), (15220, 132274), (30440, 66137)]