2015657240

素因数分解:

$2^3\times 5^1\times {\mathrm{50391431}}^1$

素因数の和:50391442

約数の個数: 16

約数和(自身を含む): 4535228880

約数和(自身を除く): 2519571640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50391431, 100782862, 201565724, 251957155, 403131448, 503914310, 1007828620, 2015657240]

約数ペア:

[(1, 2015657240), (2, 1007828620), (4, 503914310), (5, 403131448), (8, 251957155), (10, 201565724), (20, 100782862), (40, 50391431)]