521001920

素因数分解:

$2^6\times 5^1\times {\mathrm{1628131}}^1$

素因数の和:1628148

約数の個数: 28

約数和(自身を含む): 1240636584

約数和(自身を除く): 719634664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1628131, 3256262, 6512524, 8140655, 13025048, 16281310, 26050096, 32562620, 52100192, 65125240, 104200384, 130250480, 260500960, 521001920]

約数ペア:

[(1, 521001920), (2, 260500960), (4, 130250480), (5, 104200384), (8, 65125240), (10, 52100192), (16, 32562620), (20, 26050096), (32, 16281310), (40, 13025048), (64, 8140655), (80, 6512524), (160, 3256262), (320, 1628131)]