2578762020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{42979367}}^1$

素因数の和:42979379

約数の個数: 24

約数和(自身を含む): 7220533824

約数和(自身を除く): 4641771804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 42979367, 85958734, 128938101, 171917468, 214896835, 257876202, 429793670, 515752404, 644690505, 859587340, 1289381010, 2578762020]

約数ペア:

[(1, 2578762020), (2, 1289381010), (3, 859587340), (4, 644690505), (5, 515752404), (6, 429793670), (10, 257876202), (12, 214896835), (15, 171917468), (20, 128938101), (30, 85958734), (60, 42979367)]