2049658780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7883303}}^1$

素因数の和:7883325

約数の個数: 24

約数和(自身を含む): 4635382752

約数和(自身を除く): 2585723972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7883303, 15766606, 31533212, 39416515, 78833030, 102482939, 157666060, 204965878, 409931756, 512414695, 1024829390, 2049658780]

約数ペア:

[(1, 2049658780), (2, 1024829390), (4, 512414695), (5, 409931756), (10, 204965878), (13, 157666060), (20, 102482939), (26, 78833030), (52, 39416515), (65, 31533212), (130, 15766606), (260, 7883303)]