28540090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{150211}}^1$

素因数の和:150237

約数の個数: 16

約数和(自身を含む): 54076320

約数和(自身を除く): 25536230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 150211, 300422, 751055, 1502110, 2854009, 5708018, 14270045, 28540090]

約数ペア:

[(1, 28540090), (2, 14270045), (5, 5708018), (10, 2854009), (19, 1502110), (38, 751055), (95, 300422), (190, 150211)]