124611920

素因数分解:

$2^4\times 5^1\times {\mathrm{1557649}}^1$

素因数の和:1557662

約数の個数: 20

約数和(自身を含む): 289722900

約数和(自身を除く): 165110980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1557649, 3115298, 6230596, 7788245, 12461192, 15576490, 24922384, 31152980, 62305960, 124611920]

約数ペア:

[(1, 124611920), (2, 62305960), (4, 31152980), (5, 24922384), (8, 15576490), (10, 12461192), (16, 7788245), (20, 6230596), (40, 3115298), (80, 1557649)]