2048020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7877}}^1$

素因数の和:7899

約数の個数: 24

約数和(自身を含む): 4632264

約数和(自身を除く): 2584244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7877, 15754, 31508, 39385, 78770, 102401, 157540, 204802, 409604, 512005, 1024010, 2048020]

約数ペア:

[(1, 2048020), (2, 1024010), (4, 512005), (5, 409604), (10, 204802), (13, 157540), (20, 102401), (26, 78770), (52, 39385), (65, 31508), (130, 15754), (260, 7877)]