2561495.00000000

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{1039}}^1$

素因数の和:1321

約数の個数: 16

約数和(自身を含む): 38413440

約数和(自身を除く): 13413022

約数列:

[1, 2, 53, 106, 227, 454, 1039, 2078, 12031, 24062, 55067, 110134, 235853, 471706, 12500209, 25000418]

約数ペア:

[(1, 25000418), (2, 12500209), (53, 471706), (106, 235853), (227, 110134), (454, 55067), (1039, 24062), (2078, 12031)]