28181950

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{5171}}^1$

素因数の和:5292

約数の個数: 24

約数和(自身を含む): 52909560

約数和(自身を除く): 24727610

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 5171, 5450, 10342, 25855, 51710, 129275, 258550, 563639, 1127278, 2818195, 5636390, 14090975, 28181950]

約数ペア:

[(1, 28181950), (2, 14090975), (5, 5636390), (10, 2818195), (25, 1127278), (50, 563639), (109, 258550), (218, 129275), (545, 51710), (1090, 25855), (2725, 10342), (5171, 5450)]