28229260

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{5023}}^1$

素因数の和:5313

約数の個数: 24

約数和(自身を含む): 59504256

約数和(自身を除く): 31274996

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5023, 5620, 10046, 20092, 25115, 50230, 100460, 1411463, 2822926, 5645852, 7057315, 14114630, 28229260]

約数ペア:

[(1, 28229260), (2, 14114630), (4, 7057315), (5, 5645852), (10, 2822926), (20, 1411463), (281, 100460), (562, 50230), (1124, 25115), (1405, 20092), (2810, 10046), (5023, 5620)]