89904860

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{13339}}^1$

素因数の和:13685

約数の個数: 24

約数和(自身を含む): 189374640

約数和(自身を除く): 99469780

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3370, 6740, 13339, 26678, 53356, 66695, 133390, 266780, 4495243, 8990486, 17980972, 22476215, 44952430, 89904860]

約数ペア:

[(1, 89904860), (2, 44952430), (4, 22476215), (5, 17980972), (10, 8990486), (20, 4495243), (337, 266780), (674, 133390), (1348, 66695), (1685, 53356), (3370, 26678), (6740, 13339)]