28091710

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{5519}}^1$

素因数の和:6035

約数の個数: 16

約数和(自身を含む): 50673600

約数和(自身を除く): 22581890

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 5090, 5519, 11038, 27595, 55190, 2809171, 5618342, 14045855, 28091710]

約数ペア:

[(1, 28091710), (2, 14045855), (5, 5618342), (10, 2809171), (509, 55190), (1018, 27595), (2545, 11038), (5090, 5519)]