28248460

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{5099}}^1$

素因数の和:5385

約数の個数: 24

約数和(自身を含む): 59547600

約数和(自身を除く): 31299140

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5099, 5540, 10198, 20396, 25495, 50990, 101980, 1412423, 2824846, 5649692, 7062115, 14124230, 28248460]

約数ペア:

[(1, 28248460), (2, 14124230), (4, 7062115), (5, 5649692), (10, 2824846), (20, 1412423), (277, 101980), (554, 50990), (1108, 25495), (1385, 20396), (2770, 10198), (5099, 5540)]