28691710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151009}}^1$

素因数の和:151035

約数の個数: 16

約数和(自身を含む): 54363600

約数和(自身を除く): 25671890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 151009, 302018, 755045, 1510090, 2869171, 5738342, 14345855, 28691710]

約数ペア:

[(1, 28691710), (2, 14345855), (5, 5738342), (10, 2869171), (19, 1510090), (38, 755045), (95, 302018), (190, 151009)]