2087405900

素因数分解:

$2^2\times 5^2\times {\mathrm{20874059}}^1$

素因数の和:20874073

約数の個数: 18

約数和(自身を含む): 4529671020

約数和(自身を除く): 2442265120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20874059, 41748118, 83496236, 104370295, 208740590, 417481180, 521851475, 1043702950, 2087405900]

約数ペア:

[(1, 2087405900), (2, 1043702950), (4, 521851475), (5, 417481180), (10, 208740590), (20, 104370295), (25, 83496236), (50, 41748118), (100, 20874059)]