2039020

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{379}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 4309200

約数和(自身を除く): 2270180

約数列:

[1, 2, 4, 5, 10, 20, 269, 379, 538, 758, 1076, 1345, 1516, 1895, 2690, 3790, 5380, 7580, 101951, 203902, 407804, 509755, 1019510, 2039020]

約数ペア:

[(1, 2039020), (2, 1019510), (4, 509755), (5, 407804), (10, 203902), (20, 101951), (269, 7580), (379, 5380), (538, 3790), (758, 2690), (1076, 1895), (1345, 1516)]